Nationwide Installation
Applying for
| Astro Njoi UniFi Maxis |
Frequently Asked Questions
Find your answers here.
We provide one stop service to apply Astro and Broadband for you.
You can avoid driving and queuing at the sales counter. We are the dealer that can help you to handle your application from the beginning to the end.
We do not charge you when you apply from us. There is no credit card information required to apply here. Charges are the same as you apply from the sales counter.
First, you can apply online, we will get back to you immediately during business hour. WhatsApp/Email/Fax us your Photocopy of IC (for malaysian) / Passport (for foreigners). When we receive all the information, we will proceed with your application immediately.
Once we receive your application with complete information, we will process your application immediately during business hour. The contractor from the service provider will then contact you for installation appointment once your application is approved.
Enjoy greater savings and hassle-free bill payment in one single bill for both Astro and Broadband. You get to enjoy Astro and Broadband at discounted price every month over the contract period of 24 months.
Astro offers multiple TV packs including Entertainment, Sports, Movies and Kids options. You can choose a pack that matches your viewing preferences and add optional streaming apps where available.
Yes, you may subscribe to Astro TV packs without bundling broadband. However, bundling Astro TV with Fibre Broadband may provide better monthly savings and convenience with a single bill.
For small households with light streaming and browsing, 100Mbps is usually sufficient. Larger families, gamers or heavy streamers may benefit from 500Mbps or 1Gbps plans for smoother performance across multiple devices.
Most Astro TV and Fibre broadband plans come with a 24-month contract. Early termination charges may apply if cancellation is made before the contract ends.
Yes, you may upgrade your TV pack or broadband speed at any time, subject to eligibility and coverage. A new contract period may apply depending on the upgrade.
Your monthly bill will be issued directly by Astro. You may receive it via email or access it through your Astro account. Bundled customers will receive a single combined bill for TV and broadband services.
Payment methods may include online banking, auto debit, credit card or other approved payment channels provided by Astro. Our team can guide you during the registration process.
If you experience any service interruption, you may contact Astro customer support for technical assistance. In many cases, issues can be resolved remotely or a technician will be arranged if necessary.
Yes, relocation is subject to service availability at your new address. Relocation charges and contract adjustments may apply depending on your plan.
No, you do not need a credit card to submit your application. Payment setup will be arranged directly with Astro after your service is approved.
Selected Astro TV packs allow optional add-ons such as streaming services depending on current promotions and availability. Additional monthly charges may apply.
Yes, a WiFi router is typically provided during fibre installation. The router model may vary depending on the selected broadband speed plan.
Yes, we will check the service coverage at your address before proceeding with your application to ensure broadband is available at your location.
For Malaysians, please provide a copy of your MyKad. For foreigners, provide a copy of your passport when submitting your broadband application.
After your application is approved, the service provider typically contacts you within 2 to 7 working days to arrange the broadband installation appointment.
Most Astro Broadband plans come with a 24-month contract starting from your installation date. If you relocate, a new 24-month contract may apply at your new address.
Yes, you can relocate your broadband service, subject to service availability at the new address. Your contract may reset for another 24 months from the new installation date.
Yes, you may request to relocate broadband devices within your home. Non-standard installation charges may apply and are payable to the installer directly after assessment.
Yes, you can switch to Astro Broadband. To avoid service interruption, it is recommended to activate the new service before terminating your current broadband contract.
Standard installations may be free during promotions, but non-standard installations (e.g., device relocation or complex wiring) may incur extra charges payable directly to the installer.
STEP 1
Switch off the power for your box and make sure that the adapter's power light is off.

STEP 2
Locate the Smartcard at the front or right side and gently pull it out.
Make sure that the adapter's power light is off.

STEP 3
Wipe the Smartcard's gold chip clean using a dry soft cloth.

STEP 4
Make sure the gold chip is facing upwards and reinsert it all the way in.

STEP 5
Switch on the power for your box and make sure that the adapter's power light is on. Please wait for 5 minutes.

STEP 6
Turn on your box. You should no longer be experiencing this problem.

If issue persist, please submit the issue on our Feedback Form and attach a picture of your smart card number for assistance.
This exercise currently only affects person-to-person SMS with URL links. However, the blocking of SMS sent by businesses via short codes such as 6XXXX, 3XXXX, 2XXXX and 1XXXX will be implemented at a later phase. In response to this government initiative, Astro customers will no longer receive SMS bills effective 1 August 2023. This change will be carried out in phases.
Please switch your preferred Bill Delivery Method using our self-service portals via My Astro Web or My Astro app. Please click here to download the app on your mobile device or login to My Astro Web.
Please switch your current subscriptions to our new Astro packs to subscribe to Multiroom (Smart TV). To sign up, WhatsApp "SWITCH" to 03-9543 3838 and an agent will assist you.
Find out more of our new packs at https://product.astro.com.my/tv
The Multi-user Profile feature allows customers to create individual profiles within their Astro Box and Astro GO with the following personalisations:
- Personalised Recommendations
- Continue Watching
- Watch List
- Last Viewed Channel
- Favourite & Blocked Channels
The MUP feature is a great way to allow individual users to tailor personal Astro experiences whilst using a shared device (e.g.: Astro Box) in the household, providing them with better personalised recommendations and encouraging better content discovery.
Click here to find out more on this new feature and how to use it!
Please contact Astro Customer Call Center via 03-95433838
The New Astro First serves as the one-stop, ultimate home cinema offering the biggest and latest local and international blockbuster films where you can:-
- Enjoy value for money viewing for local and international movies from only RM15* per movie or RM17* for UHD movies (*excluding tax).
- Stream each rented movie for as many times as you like within 48 hours* (*unless stated otherwise) anytime, anywhere via On Demand on your Astro Box or Astro GO.
- Watch local/regional movies or international movies from Hollywood studios as recent as 2 weeks or 3 months respectively from Malaysia's cinematic release, in addition to exclusive titles only available on Astro First.
STEP 1
Press "HOME" button on your remote control.

STEP 2
Navigate to Settings and press "OK".

STEP 3
Navigate to STB Diagnostics and press "OK".

STEP 4
Take a look at the HDMI Connection Status.

Thank you for your interest in returning your Astro Box & Smart card/SIM card. By returning these items, you are playing your part in preserving our environment as we will refurbish the box and return it to circulation or recycle it.
All Astro box and smartcard/SIM cards are also property of Astro and as per our current T&Cs, customers are required to return them upon termination of Astro services.
Only Visa, MasterCard, and American Express Credit Cards and Debit Cards issued by banks in Malaysia are accepted by Astro-owned payment channels. Official Astro payment partners may have different policies - please check with your preferred payment partner for the latest information.
What is beIN SPORTS CONNECT?
beIN SPORTS CONNECT is the ultimate live streaming sports service that provides you with access to global sporting events both LIVE and on-demand such as major European football leagues and over 3,000 hours of live tennis via Astro's Ultra Box, Ulti Box, mobile app or web.
How do I access the beIN SPORTS CONNECT app on the Ultra/Ulti Box?
On the beIN SPORTS CONNECT mobile app:
Step 1: Open the "beIN SPORTS CONNECT" app and go to your Profile
Step 2: Select "Sign in with Astro" and log in with your Astro ID
Step 3: Go to "Settings" and select the TV Login option
Step 4: A QR code scanner will appear.
Follow the steps below to pair the mobile app with your TV screenOn the Astro Ultra/Ulti Box:
Step 1: At Astro Home, go to the app rail and select "beIN SPORTS CONNECT"
Step 2: Go to the Profile icon at the top of your screen and click "OK"
Step 3: A QR code will be presented on your screen. Use the in-app QR code scanner on your mobile device to scan the QR code
Step 4: Your TV screen will refresh automatically and you will be able to enjoy the beIN SPORTS CONNECT app on your TV!
Who is entitled to access the beIN SPORTS CONNECT app on the Ultra/Ulti Box?
Only Astro customers with the Sports subscription as part of their Astro TV Pack (Bundle or add-on) will be able to enjoy the beIN SPORTS CONNECT app on their Ultra/Ulti Box. For further enquiries, please WhatsApp "Get beIN" to our Customer Contact Center at 03-9543 3838.
What are the content available in the beIN SPORTS CONNECT app?
Customers can enjoy major European football leagues, over 3,000 hours of live tennis and other global sporting events LIVE and on-demand on the app. You may check out the complete list of competitions available on the app here: beIN SPORTS CONNECT | Live Leagues and Competitions | LaLiga, Serie A, Ligue
Can I stream on more than one device at the same time?
No, you can only stream the beIN SPORTS CONNECT app on one device at a time.
How many devices can I use to watch beIN SPORTS CONNECT?
You can have up to five (5) devices registered to your account at any given time. However, you can only stream from one (1) device at a time.
Can I download content for offline viewing?
Unfortunately, downloading of content is not a feature that is currently available.
Are subtitles or dubbing available for the content on beIN SPORTS CONNECT?
Unfortunately, subtitles and dubbing options are currently not available.
How can I subscribe to beIN SPORTS CONNECT via Astro?
The beIN SPORTS CONNECT app is not available as an add-to-bill option. Please visit www.product.astro.com.my/tv to sign up to one of our TV Packs with the Sports subscription.
Can I access the beIN SPORTS CONNECT app outside of Malaysia?
No, you will not be able to watch beIN SPORTS CONNECT content outside of Malaysia as the app is geo-blocked for each country.
How do I register for an Astro ID?
Download the beIN SPORTS CONNECT app > Select "Login with Astro"> Click "Do not have an Astro ID? Click here".
Can I update my email address/mobile number for my Astro ID?
Yes, please visit Astro's Self Service Portal via myastro.astro.com.my to update your email address or mobile number.
I have forgotten my password; what should I do?
Step 1: Click "Log in" and click "Forgot my password"
Step 2: Enter your email address and click "Submit"
Step 3: An email will be sent to your registered email address with further instructions on how to reset your password
How do I unlock a locked user account?
You may contact Astro's Customer Service by:
- Submitting a feedback form here: https://support.astro.com.my/feedback-form
- Reaching out to us via WhatsApp by typing "Hi" at 03-95433838 for assistance
The beIN SPORTS CONNECT app won't load after I pressed "cancel" when logging in; what do I do now?
Step 1: Close the "Astro ID Login" tab in your browser, then close your mobile app browser (Safari, Google Chrome, Mozilla Firefox etc).
Step 2: Close the beIN SPORTS CONNECT app on your mobile device.
Step 3 Reopen the beIN SPORTS CONNECT app and try to log in again.
Will my personal information be protected?
Yes, Astro is bounded by the PDPA act. All information received will be used in accordance with our Privacy Notice.
We encourage you to upgrade your Astro experience by switching to our new packs to enjoy more choices, value and flexibility. Starting 9 November 2021, you would need to be subscribed to the new packages to make any changes to your subscription.
Visit our page to find out about our new packs.
Astro is continuously improving our user interface and introducing new features to our platforms to ensure that your Astro experience is more seamless, efficient and user-friendly.
For details on our latest interface, Picture-in-Picture mode and auto-start interactive mode on Astro GO, please click here.
In addition, we have also recently introduced a new look to the Title Information Page, the ability to disable the Profile Selection Screen and adjustable auto-standby timing. For more information, please click here.
STEP 1
Switch off the power for your box and make sure that the adapter's power light is off.

STEP 2
Locate the SIM card at the left side and gently pull it out.

STEP 3
Wipe the SIM card's gold chip clean using a dry soft cloth.

STEP 4
Make sure the gold chip is facing down and reinsert it all the way in.

STEP 5
Switch on the power for your box and make sure that the adapter's power light is on.
Please wait for 5 minutes.

STEP 6
Turn on your Ultra Box. You should no longer be experiencing this problem.

If issue persist, please submit the issue in our Feedback Form with the error details and provide sim card number for assistance.
1. Ensure power cable is connected tightly.
2. Try to use another power socket / power source to eliminate faulty power sockets/power sources which could cause the issue.

3. If the issue persists, submit your feedback form for further assistance.
The Personal Video Recorder (PVR) is Astro's High Definition (HD)decoder which comes with a recording function and can be connected to Wi-Fi to access videos on demand. The PVR comes with the following features:
HIGH DEFINITION (HD):High Definition offers greater detail than Standard Definition including vibrant colour and multi-dimensional audio.
CONTROL LIVE TV: Record, Pause, Play & Rewind your favourite TV programmes at any moment. The PVR comes with storage capacity of 500GB (200 hours of HD recording)
ON DEMAND: Experience the new way of watching Astro. Gain access to a library of up to 50,000 On Demand titles that you can pick and watch instantly.
Yes. As a Sports Pack customer, you will get access to Liga Malaysia as well as a variety of local and international sporting events as part of your subscription.
You are entitled for free mesh WiFi devices when you sign up for Astro & Broadband with Maxis fibre 500Mbps or 800Mbps speed only.
Mesh WiFi is not available with Astro & Broadband with Allo. However, you may purchase the Mesh WiFi devices separately to pair along with you Allo broadband.
STEP 1
On your remote, press the HOME button and the home menu will be displayed on top of your screen.

STEP 2
Navigate to Settings.

STEP 3
Navigate to Parental Control and press "OK".

STEP 4
Please enter your PIN (Default PIN is 0000).

STEP 5
Navigate to your preferred category to block and press "OK".

Tap on the "Account' screen on the navigation bar to view your outstanding balance. Click on "Pay Now' to pay your bill. If your payment is successful, you will receive a record and your payment history will be updated.


STEP 1
Press "HOME" button on your remote control.

STEP 2
Navigate to Preferences and press "OK".

STEP 3
Navigate to Language and press "OK".

STEP 4
Choose your language preferences and press "OK".

STEP 5
Select Yes, continue and press "OK" to confirm on the changes.
Otherwise, select No, go back to cancel.

All Astro customers with Disney+ Hotstar bundle/Add-on will be moved to the Disney+ Hotstar Premium Plan, with no changes to their current subscription pricing starting 24 April 2024. The new Disney+ Hotstar Premium Plan includes 3 concurrent streams, 10 maximum device logins, maximum video quality up to 4K Ultra HD (compatible devices required), and streaming on phone, tablet, laptop and TV.
If you have questions about your Disney+ Hotstar plan, please contact Astro Customer Contact Centre at 03 9543 3838. Alternatively, please WhatsApp Astro at 03 9543 3838 and type DH Help for further assistance.
Any packages with Entertainment Plus, Movies Plus & Sports Plus will include Netflix. The default Netflix offering is Netflix Standard (2 screens and HD viewing) as part of your Entertainment Plus, Movies Plus and Sports Plus subscription. You can upgrade up to Netflix Premium (4 screens and 4K UHD viewing) at a price of RM 10 (inclusive of govt. tax).
Note: For the above subscriptions, you may use the email address used for your existing subscription with Netflix to activate and the future billing for Netflix will be transferred to your Astro bundle charges. For users that are billed for Netflix through Apple before joining the Astro bundle, remember to cancel your Apple billing arrangement after activating the Astro bundle else you may be double charged for your Netflix account.
If you do not have a bundle which includes Netflix, you may also add a new Netflix subscription to your Astro Bill for billing convenience.
Activate your Disney+ Hotstar access with your Astro subscription, using the steps below:
- Step 1 - Create- and verify your Astro ID at astro.com.my/astroID. If you already have an existing Astro ID, go to Step 2.
- Step 2 - Goto astro.com.my/Disney. Login with your Astro ID, activate with your mobile number and verify with a one time passcode (OTP) sent to your mobile number.
- Step 3 - Download the Disney+ Hotstar app or login via web, and sign in with the mobile number provided in Step 2. Start streaming!
Connect your Ultra Box/Ulti Box today and get the full value for your subscription. We believe we can provide you the best entertainment experience in Malaysia, and it all starts with connecting your box to the internet.
Want to enjoy these features for free?
- Continue watching Astro even when it’s raining.
- Binge-watch and catch-up to 110,000 videos on-demand from Malaysia, Hollywood, Korea, China, Bollywood and more anytime.
- Create multiple profiles in your house to enjoy a personalized Astro experience, with shows recommended to you based on your interest. There is a Kids-friendly version for your little ones as well.
- Rewind, pause and fast-forward shows and matches so that you will never miss another moment.
STEP 1
On your remote, press the HOME button and the home menu will be displayed on top of your screen.

STEP 2
Navigate to Settings.

STEP 3
Scroll to Network Settings and press "OK". Select New Wi-Fi Connection and press "OK".


STEP 4
Select your Wi-Fi network and press "OK". Please enter the password to connect to your network.



STEP 5
You have successfully connected when this screen appears.

You will be contacted by Astro via SMS/call at the end of your 24 months speed upgrade period. Customers who choose to remain the upgraded speed after 24 months will be charged as per the monthly subscription fee of the upgraded speed plan from the next month onwards and customers who choose to downgrade to their initial subscribed speed plan will not be charged any additional fees.
Situation 1:
Customer is subscribed to the 50Mbps Astro Fibre plan and is entitled to receive a free 100Mbps speed upgrade for 24 months. If the customer chooses to downgrade back to 50Mbps at the end of the 24-month period, no additional charges will apply.
Situation 2:
Customer is subscribed to the 100Mbps Astro Fibre plan and is entitled to receive a free 500Mbps speed upgrade for 24 months at RM129/month. If the customer chooses to remain with the upgraded speed of 500Mbps at the end of the 24-month period, they will be charged RM189/month* from the 25th month onwards.
*This price might differ depending on the offer or promotion
Yes, penalty fee of RM200/Mesh WiFi will be imposed if customer fails to return the device(s). The courier company would make two attempts to retrieve the Mesh WiFi unit within a period of 30 days, failing which the penalty would be imposed.
STEP 1
On your remote, press the Home button and the home menu will be displayed on top of your screen.

STEP 2
Navigate to Guide.

STEP 3
Select the channel you would like to lock and press "OK".

STEP 4
Select "Lock Channel" and press "OK".

STEP 5
You channel is successfully locked when this screen appears.

STEP 6
Your selected channel will have a lock tagging after being locked.

By changing from a higher contract duration e.g., 24-months commitment period to lower contract duration e.g., 12-months, a proration of the cancellation fee will be applicable whereby you will be charged per contract's month balance against the maximum cancellation fee agreed upon during sign up for the offer.
A proration of the cancellation fee will be applicable whereby you will be charged per contract's month balance against the maximum cancellation fee agreed upon during sign up for the offer.
You will start a new contract with 12-months commitment and receive the corresponding discount for that duration.
Check out how a cancellation fee is calculated with examples via this link:
STEP 1
Press "HOME" button on your remote control.

STEP 2
Navigate to Settings and press "OK".

STEP 3
Navigate to Display and press "OK".

STEP 4
Navigate to Resolution and press "OK".

STEP 5
Navigate to your preferred selection and press “OK”.

STEP 6
Select Yes, continue and press "OK" to confirm on the changes.
Otherwise, select No, go back to cancel.

Yes, as long as it is compatible with Open Mesh standards and Astro Fibre equipment. However, Astro will not be responsible for managing or configuring the device. For the optimum WiFi experience, please pair your Astro Fibre with Astro's Mesh WiFi.
Disney+ Hotstar is available on Chromecast (Gen 2 onwards, firmware 1.43 & above) and with the latest version of the Disney+ Hotstar app on iPhone, iPad and Android mobile.
Follow these instructions to cast your film/series:
- Make sure your mobile device and your Chromecast are on the same WiFi network
- Log into your Disney+ Hotstar app
- Select a film/series that you want to cast
- Press "Play'
- Once the film/series has started, tap on the casting icon
- Select the screen you wish to cast to
- The film/series should then be cast onto your screen
Your purchase will be reflected on your next monthly Astro bill. For example, if you rented a movie for RM 15.00 for 2 days and your next bill statement is in 2 weeks. RM 15.00 will be reflected in your Astro subscription bill in two weeks' time.
No, Astro Fibre is only available for a 24-month contract period upon sign-up.
If you have a random Astro power cable, remote control or old box lying around at home, you are required to discard them only at registered collection centres for proper handling and management of e-waste in an environmentally sound manner. Click here to find a registered collection centre near you.
For all recycling-related questions, please click here.
If you have forgotten your username or password, you may follow the steps below:
Step 1. Go to netflix.com
Step 2: Click on Sign In
Step 3: Click on "Need Help
Refund can only be made by the registered Astro account holders.
However, if you would like to request refunds on behalf of the account holder, you may do so by providing the supporting documents (e.g.: authorization letter, death certificate, 3rd party NRIC copy).
We have discontinued offering the PVR box to our customers. You may opt to take up our latest 4K UHD supported Ultra Box instead. For more information, visit https://product.astro.com.my/box.
Alternatively, you may reach out to us at 03-7481 8000 for further enquiries or to sign up for the Ultra Box.
STEP 1
Press any button on your Astro remote.
INDICATOR: LED blinking 3 times / NO LED blink
SOLUTION: Replace new battery

STEP 2
Check if you can change channel using your Astro remote control.
If issue remain after the battery replacement, try changing the channel manually directly from box front panel (If any).
If it's working, you might need to replace your Astro remote.
This might be due to a faulty Astro remote.
You may purchase it directly from Astro Exclusive Partners.

If confirm no issue with remote control, please refer to Decoder Hang at Channel troubleshooting steps here.
Step 1: Separate Your Wi-Fi Network Name
First, you need to set up your Wi-Fi to Dual-band in order to be less susceptible to interference, and allows you to choose between the 2.4GHz or 5GHz bands when connecting a device. A Wi-Fi frequency of 5GHz is best when you are near your router, and 2.4GHz is best for when you are far from your router.
- Check the bottom of your router for a website or IP address, username, and password.
Below are details for a standard login based on a standard router issued by ISP (Telekom Malaysia, Maxis, and Time dot Com)

- Login to your account
- Identify your Wi-fi Settings (This could be in advanced settings)
- Identify both the 2.4GHz and 5GHz options.
- Split the signals by renaming the 2.4GHz and 5GHz signals respectively, and make sure both are enabled.
- For detailed instructions based on router model, on how to separate your Wi-Fi, click here and choose the option according to your ISP and router brand.
Step 2: Factory reset your Ultra Box by following the steps below.
a. Press the Home button on your remote

b. Go to your settings page

c. Scroll down and select Reset/Restore

d. Select restore factory settings and proceed

e. Enter your PIN to access restore factory settings (default pin: 0000)

f. Choose restore and wait until the box reboots automatically. This may take around 2 minutes and you will see the Astro logo again when it's done.

Your monthly bill of the previous and new pack will be prorated. This will be reflected into your bill accordingly.
You may register up to four (4) devices.
To remove devices on Astro GO, click on Settings > Registered Devices to view and remove a device(s) from the list of devices registered to your Astro ID.
The default PIN is 0000. You may change your PIN to a secure one by doing this at Settings, under your Preferences, select PIN Management, enter your old PIN or default PIN and proceed to create a new PIN.

Yes, you may cancel your Astro Fibre order before service activation, however, kindly note that there is a cancellation charge of RM212 (inclusive of SST) for any service cancellation done 48 hrs before scheduled appointment.
The Kids Friendly Profile is an enhancement to the Kids User Profile feature with the following major improvements:
- Kid-Friendly Channels, On Demand content & TV Guide: Only Kid-friendly channels and On-Demand content can be viewed in the Kids Profile. Other channels and content are not viewable. The same applies to the Kids TV Guide.
- PIN control for the Kids Profile: When switching from a Kids Profile to an adult profile (i.e.: Father or Mother), a PIN entry will be required.
- Limited Kids Profile Content Search: Only Kids age-appropriate content can be searched and displayed within the Kids Profile.
- Kids Profile Based Recordings: Kids Profiles will have their own personalised age-appropriate recordings without any overlap with other user profiles. This feature will be available from 17th August onwards.
These enhancements are available across the Astro GO app, Ultra/Ulti Box, and Multiroom Box/Smart TV app.
Click here to find out more on this new feature and how to use it!
Yes, customers will be charged a fixed Paper Bill Fee of RM10.00 per bill every month for each account.
Your bill will be waived upon request.
Yes, you can go to "Account' and scroll to "Subscription' and select TV pack. You may reach out to us via WhatsApp at 03-9543 3838 for more details.
Mesh WiFi devices are available as an add-on subscription from RM10/month across all Astro Fibre speeds. You may subscribe to a maximum of 5 units of Mesh WiFi per Astro Fibre subscription.
You can contact Astro's Contact Centre (03 - 9543 1543) to subscribe to the Mesh WiFi.
STEP 1
On your remote, press the HOME button and the home menu will be displayed on top of your screen.

STEP 2
Navigate to SETTINGS and press "OK".

STEP 3
Navigate to STB Diagnostics and press "OK".

STEP 4
Navigate to Network Diagnostics and press "OK" .

STEP 5
Please ensure the Tunes service multicast status is Multicast Up.
If the status is Multicast is Not Available, please reboot the decoder and router before verifying this status.
If issue persists, please submit the issue on our Feedback Form with error details and attach a picture of your Network Diagnostics.
