I am using Samsung S 20 Fe 5g suddenly blank screen and hang

[jayamfame]

I am using Samsung s20 fe 5g when I attend tele marketing call Call cut screen blank not function and hang

I attached screenshot 

[Munchun007]

Please perform a Hard Reset. It will work.

[ѵօϲɑӀ4ӀօϲɑӀ]

Press and hold Volume down and power key until phone restart. That will solve this.

[jayamfame]

OK bro why this happens just attend phone call it hangs and blank screeen

[cs_member10]

Dear Samsung member,

Greetings from Samsung customer support.

We acknowledge your query and apologize for the inconvenience caused to you and will surely assist you regarding the same and please follow the easy troubleshooting steps which might help to solve the issue.

Check space availability:

Is there sufficient space available on your device?
Kindly check the space on your device:
Path: Settings > Device Care >Storage

To improve the device performance there should be sufficient space. Request you to keep at least a ''minimum 20% internal memory free''.

Kindly check RAM in your device:-
Path: Settings>Device care>Memory.

To improve the performance RAM of the device should be free. So, clear the RAM memory once a day.
Check app cache
Does the device hang while accessing any particular Application/Game etc?

Please follow the below steps
1- Clear app cache through Device care:

Step1: Navigate to the app's screen and tap on Settings.
Step2: Tap on Device care.
Step3: Tap on Storage.
Step4: Tap on CLEAN NOW.

In case the issue still occurs. Please register your concern in Samsung Members Application (Open Samsung Members Application > Support> Tap on error report > Type your query > Send).

Thank you for writing to Samsung.
Warm regard,
Samsung customer support