Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More
Solved Archived

Youtube Suttering

jazz

The video's play fine, but when I click off the browser into another app, the video begins to lag and stutter.

I've tried to mess with the Performance settings to no avail - also disabled extensions with the same result.

The video's play fine, but when I click off the browser into another app, the video begins to lag and stutter. I've tried to mess with the Performance settings to no avail - also disabled extensions with the same result.

All Replies (1)

Chosen Solution

'App Tamer' was slowing Firefox whenever it reached a certain percentage.