💻 Software
Why is there a little square in Firefox and on my Desktop?
Fresh5 days ago
Mar 15, 2026432 viewsConfidence Score0%
0%
Problem
In Windows 7 on my office PC and at home at my game PC, I have a little square in the upper left corner. It's about 3px wide and O really don't know where it comes from. There are no programs I am using at office AND at home (except for Firefox, but I've killed the process and it was still there), …
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1 Fix
Canonical Fix
Unverified Fix
New Fix – Awaiting Verification
Fix for: Why is there a little square in Firefox and on my Desktop?
Low Risk
It is a software, I'm 99% sure. Something is running and trying to put an overlay on every application you run / start. It's like Teamviewer, which adds a new icon at the top-right area. Try looking at your running applications with Proccess Explore…
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