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Thunderbird e mail function

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The recently updated version of Thunderbird mail Sept 25th has lost the ability to send mail

the send arrow is missing. 
II tried uninstalling & re installing bu t the problem remains.
am now operating on Windows 11 ,I think the version for Windows 10 may have been downloaded.
The recently updated version of Thunderbird mail Sept 25th has lost the ability to send mail the send arrow is missing. II tried uninstalling & re installing bu t the problem remains. am now operating on Windows 11 ,I think the version for Windows 10 may have been downloaded.

Chosen solution

If the send button is missing do this: - click 'new message' - if menu bar is not visible press the alt key - click view>toolbars and tick 'composition toolbar'

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Chosen Solution

If the send button is missing do this: - click 'new message' - if menu bar is not visible press the alt key - click view>toolbars and tick 'composition toolbar'

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