The "Undo Send" tool will apply to all Gmail web accounts and the Inbox by Gmail app.
To activate the "Undo" facility, Gmail users need to click onto Settings, then under the General tab tick the "Enable Undo Send" function.  <a href="https://avastsupportnumber.co.uk/blog/fix-avast-error-7005/">Avast Error 7005</a>
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