Thanks, sudo apt remove proton-mail worked just fine!
I think I was stumbling on getting the correct file name, I was confused by the
name of the deb file. But then
apt list --installed | grep -i proton
allowed me to identify the (obvious!) exact file name.
Thanks for your help!
Sent with [Proton Mail](https://proton.me/mail/home) secure email.
On Thursday, June 25th, 2026 at 2:32 PM, Alex J Lennon via Liverpool
<[email protected]> wrote:
> sudo dpkr -r
>
> or
>
> sudo apt remove
>
> ?
>
> On 25/06/2026 14:27, William Gilmour via Liverpool wrote:
>
>> Hi everyone,
>>
>> I had been using gmail to interact with this list, but decided to change to
>> my Proton Mail.
>> The good news is that I've now got this working by means of installing the
>> Proton Mail app from the Ubuntu app centre, then choosing Proton Mail via
>> Ubuntu Settings>Default Apps>Mail. Then in Firefox, Settings>Downloads>Files
>> and applications>mailto, choose "Use System Handler (default).
>>
>> The problem I am having is that before installing via the app store, I
>> followed the instructions on the page below. Which means that I now have
>> both a beta version as well as the version that came from the app store. So
>> how do I get rid of the .deb file version? (I've made some attempts based on
>> advice from internet search, but don't seem to have yet succeeded.)
>> https://proton.me/support/set-up-proton-mail-linux
>>
>> So does anyone have suggestions how I can remove the installation from the
>> .deb file?
>>
>> Sent with [Proton Mail](https://proton.me/mail/home) secure email.
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