Question My Samsung Galaxy Tab A7 takes a while to start up

[aor999]

I don't know where to post this thread, so I post it here:
My Samsung Galaxy Tab A7, takes a while to start up:

Why this is happening?

 

[Ralston18]

At the next boot go into BIOS and configure POST to verbose. (Power On Self Test).

What that means is that the system will (or should) display what it is doing or attempting to do during boot up.

Also update your post with full system specs and OS information.

 

[aor999]

I don't know how to go into the BIOS.
Android 12.
One UI 4.1.
I can't find the tablet specs.

 

[aor999]

Update: Now my Samsung Galaxy Tab A7 is stuck in this screen and essentially locked:

How I can exit this crap?

 

[aor999]

Update: Managed to get out of this screen using this video:

But how I enter the BIOS?