Black screen with please rotate your device message

Rotate your screen.

Some websites will not display in landscape, they are only formatted for portrait mode

Hello mikefromcoburg,

Welcome to Apple Support Communities. 

We understand that your are seeing a blank black screen on your iPad, as well as a message to rotate your screen. We are happy to help.

Please try the steps as listed here: If your iPad won't turn on or is frozen - Apple Support

If your screen is black or frozen

Follow the steps for your device.

On your iPad without a Home button

1. Press and quickly release the volume button closest to the top button.
2. Press and quickly release the volume button farthest from the top button.
3. Press and hold the top button until the device begins to restart.
4. If your iPad doesn't turn on, follow these steps to check your hardware and charge your device. You might need to charge for up to an hour.
5. If your iPad still doesn't turn on, contact Apple Support.

On your iPad with a Home button

1. Press and hold both the Home button and the top button until you see the Apple logo.
2. If your iPad doesn't turn on, follow these steps to check your hardware and charge your device. You might need to charge for up to an hour.
3. If your iPad still doesn't turn on, contact Apple Support.

We also recommend clearing the history and cookies from Safari using the steps here: Clear the history and cookies from Safari on your iPhone, iPad, or iPod touch - Apple Support

Delete history, cache, and cookies

• To clear your history and cookies, go to Settings > Safari, and tap Clear History and Website Data. Clearing your history, cookies, and browsing data from Safari won't change your AutoFill information.
• To clear your cookies and keep your history, go to Settings > Safari > Advanced > Website Data, then tap Remove All Website Data.
• To visit sites without leaving a history, turn Private Browsing on.

When there's no history or website data to clear, the setting turns gray. The setting might also be gray if you have web content restrictions set up under Content & Privacy Restrictions in Screen Time.

Let us know if you have further questions.

Take care.