Right click, remove from toolbar or something very similar.
post
https://support.mozilla.org/en-US/kb/extensions-button
“Manage pinned extensions”
Uncheck “pin to toolbar”
replies:
Right click, remove from toolbar or something very similar.
https://support.mozilla.org/en-US/kb/extensions-button
“Manage pinned extensions”
Uncheck “pin to toolbar”
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