This seems like a graphics issue. (In reply to Artem S. Tashkinov from comment #1) > Enabling compositing fixes the issue but it wasn't there previously. A couple of follow-up questions: 1. Could you clarify whether by "enabling compositing", you're referring to a Firefox setting here or a system setting? 2. Would you be able to use [mozregression](https://mozilla.github.io/mozregression/) to find out what change introduced the regression?
Bug 1922752 Comment 3 Edit History
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This seems like a graphics issue. (In reply to Artem S. Tashkinov from comment #1) > Enabling compositing fixes the issue but it wasn't there previously. A couple of follow-up questions: 1. Could you clarify whether by "enabling compositing", you're referring to a Firefox setting or a system setting? 2. Would you be able to use [mozregression](https://mozilla.github.io/mozregression/) to find out what change introduced the regression?