problems with slim folio pro and iPad 12.9

How can I connect the slim folio pro and the iPad 12.9? After the latest iPad update 15.1 is not longer letting me do it. I have tried all I can do and nothing works.

Hello ury177,

We understand that you're experiencing an issue connecting your Slim Folio Pro with your iPad, and we'd like to help any way we can.

To help us get a better understanding of the issue, we’d like to ask a few questions.

1. What happens when you try to connect the Slim Folio Pro to your iPad now? Do you receive any errors?
2. Are you able to connect other accessories without an issue? Pair a third-party Bluetooth accessory with your iPhone, iPad, or iPod touch
3. Does restarting your iPad improve the issue at all? Restart your iPad

Thanks!