PreventPageVisibility

Block websites from knowing if you switched tabs/windows

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

Author
IceWreck
Daily installs
0
Total installs
40,579
Ratings
16 4 1
Version
1.1
Created
2021-05-30
Updated
2021-05-30
Size
1.39 KB
License
N/A
Applies to
All sites

Prevent websites from knowing if you have opened a new tab/window or if you are using a different application, etc. This userscript blocks the page visibility API and to some extent the old blur/focus APIs.