This is a follow up from bug 1543356 and bug 1546371 which is focused on Ubuntu. A reminder that we can use the steps from Bug 1543356 in order to verify this fix : [Prerequisites]: Ensure that in about:support at Graphics section “Compositing” has the “WebRender” attribute, if not set gfx.webrender.all to true. Possible Nvidia GPU needed for enabling WebRender. Steps to reproduce Open Firefox and open at least 4 tabs. Continuously drag the browser from the bottom area to resize it and move the mouse up and down. Observe the tabs section.
Bug 1547974 Comment 0 Edit History
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This is a follow up from bug 1543356 and bug 1546371 which is focused on Ubuntu. This issue was opened on request based on [comment 13](https://bugzilla.mozilla.org/show_bug.cgi?id=1546371#c13). A reminder that we can use the steps from Bug 1543356 in order to verify this fix : [Prerequisites]: Ensure that in about:support at Graphics section “Compositing” has the “WebRender” attribute, if not set gfx.webrender.all to true. Possible Nvidia GPU needed for enabling WebRender. Steps to reproduce Open Firefox and open at least 4 tabs. Continuously drag the browser from the bottom area to resize it and move the mouse up and down. Observe the tabs section.