S24 display flashing

[RDX960]

My S24s display is started flashing 3-4 days ago. However when i restart it runs normally everything but one i lock the phone trough button or bubble tap it starts again until i restart again. Us there anyone with th3 similar issue ? Or anyone knows the solution? 

[cs_member10]

Dear Samsung Member,

Greetings from Samsung Customer Support!

As per your concern, we would request you to kindly perform the following steps to resolve your issue.

1. Go to Settings>Display>Adjust the brightness.

2. Try Safe mode: https://www.samsung.com/in/support/mobile-devices/safe-mode-on-samsung-phones/

3. Update device software: Settings >> Software update >> Download and install.

4. You can reset your device by following the steps:
1. Kindly create a data backup of your device via the SMART switch mobile application or http://www.samsung.com/in/support/smartswitch pc suite.
2. Remember the Google password before resetting the device because it is required during initial setup.
3. If you do not remember the password then advise to reset (Forgot password) your Google account.

Path: Settings> General Management.>Reset>Temporary cloud backup or External storage backup>After backup tap on Factory data reset to reset your device to its factory default settings. This will erase all data, including files and downloaded apps.

In case the issue still occurs, please visit the service center for a physical inspection of your device. You can locate your nearest service centre with this given link: https://www.samsung.com/in/support/service-center/

Warm Regards,
Samsung Customer Support

[RDX960]

I have already used thise methods & I have visited the service center and asked me to change the display although it's running good except the flashing issue...may i know the reasons why it happens?