Can we use magnetic cover case for ipad 8th generation?

Yes, you can use a magnetic cover. It will not harm the iPad.

Yes, you can use a magnetic cover with your iPad. No harm will occur, however, any magnets will likely interfere with the iPad’s built-in compass/magnetometer sensors.

Any Apps that rely on the compass may give false direction readings.

Magnetic covers for iPads have existed for nearly 11 years.

If magnetic covers harmed iPads, Apple and other third party case/cover makers would NOT be making them.

They are perfectly safe.

These magnets are NOT strong enough to affect anything in any iPad.

Best of Luck to You!