If you want to get the width and height of your browser window, install this extension.

Browser Windows Size - Firefox Add-on
Browser Windows Size is a Firefox add-on that provides a useful tool for website designers to obtain the real-time width and height of their browser window.
Add-on stats
Manifest V2
Firefox on Android: No
Permissions:
- activeTab
- tabs
- notifications
- cookies
- <all_urls>
Size: 172.99K
Email: me*****@gmail.com
Full description: See detailed description
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
User reviews
Absolute useless garbage. Doesn't work! All I get is a pop-up that has the word "please" misspelled and no browser size. Don't bother with this broken extension!
by LtDark, 2022-04-11
Add-on safety
Risk impact
Browser Windows Size requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk impact analysis details
- Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- Critical ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
- Medium ******* ******* ************* ***** *** ** ******* *** **** ******* ****** ******** *******
- Low ******* ****** ** *** ********* ********
Risk likelihood
Browser Windows Size has earned a fairly good reputation and likely can be trusted.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Medium **** ********* *** *** **** *******
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
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