But sometimes you may face a frustrating issue: taskbar wont hide in fullscreen.

The taskbar should auto hide when you want it to.

Fix 1.

check Windows taskbar settings

Check the Taskbar Setting

Fix 2.

Fix 3.

Fix 4.

restart Windows Explorer in Task Manager

To exit fullscreen mode, it’s possible for you to press F11 again.

you’ve got the option to press F11 key to go into fullscreen mode on all Windows versions.

How to create keyboard shortcuts in Windows 10?

check for updates Windows 10

Best 2 ways with step-by-step guides are here.

List of best Window 10 shortcut keys/hotkeys are also included.

Fix 5. you could poke the app, the taskbar may be able to hide in fullscreen again.

Create Keyboard Shortcuts Windows 10 | Best Shortcut Keys List

Windows 10 desktop icons missing/disappeared?

Fix 6.

To fix this, you candisable hardware accelerationin Chrome to have a try.

disable notifications from apps and other senders

Hope there is one way to help you out.

fix taskbar won’t hide in fullscreen Chrome