Source
The XDA thread source for the device. Helps resolving your issue, and what problem we are talking about.

Describe the bug
A clear and concise description of what the bug is.

To Reproduce
Steps to reproduce the behavior:

1. Go to '.
   '
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
A clear and concise description of what you expected to happen.

Way to solve
Specify the way/steps to solve the bug/problem if applicable/possible.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Tablet (please complete the following information):

• Device: [e.g. iPad6]
• OS: [e.g. iPadOS10]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional information

• TWRP version: [e.g. 3.7.0]
• App: [e.g. Google Play Store]
  Additional context
  Add any other context about the problem here.

Source
https://forum.xda-developers.com/t/root-instructions-for-sm-t290-samsung-galaxy-tab-a-8-0-2019.4515305/

Describe the bug
There is an issue when charging the device. It will power on again, and is stuck on the Samsung logo. To correctly charge it, the device must be powered on everytime you want to charge.

To Reproduce
Steps to reproduce the behavior:

1. Flash TWRP
2. Boot TWRP
3. Flash all required stuff.
4. Boot into system.
5. Setup the system.
6. Turn the system off.
7. Connect a charging cable and connect this to the wall socket.
8. The device turns on by itself.

Expected behavior
The device shows the charging symbol, and charges while it is in a powered-off state.

Way to solve
I don't know.

Screenshots
N/A

Tablet (please complete the following information):

• Device: SM-T290 (Samsung Galaxy Tab A 8.0 2019)
• OS: Android 11/OneUI 3.0
• Browser: N/A
• Version: T290XXU3CVG3

Additional information

• TWRP version: 3.7.0
• App: N/A
  Additional context
• The device is stuck on Samsung logo upon launch using the charging cable.

Source
The XDA thread source for the device. Helps resolving your issue, and what problem we are talking about.

Describe the bug
Devices shipped with Android 10 bootloader will get a black/blank screen with the TWRP/bootloader of Android 9 on them. The display is black too.

To Reproduce
Steps to reproduce the behavior:

1. Get an SM-T290 shipped with Android 10.
2. Flash TWRP.
3. Try to launch.
4. Screen is black.

Expected behavior
You should get information on the display, instead of being black and showing nothing.

Way to solve
Use mirroring software to mirror the screen using ADB.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

Smartphone (please complete the following information):

Tablet (please complete the following information):

• Device: Samsung Galaxy Tab A 8.0 2019
• OS: Android 10/11 and OneUI 2/3
• Browser: stock browser
• Version 10/11/2/3

Additional information

• TWRP version: 3.7.0
• App: N/A
  Additional context
  Add any other context about the problem here.