Maintenance Service / No UAC prompts landed on Daily builds

Philipp Kewisch mozilla at
Thu Aug 23 16:13:25 UTC 2012

I remember the nsis script that was used before also took care of 
setting things like default filetype handlers etc. Is this still done by 
that nsis exe, or does the maintenance service take care of that?


On 8/23/12 11:17 AM, Mark Banner wrote:
> Hi All,
> From today's Daily builds, we will be enabling the maintenance service 
> that Firefox has. This is the background service that is used to avoid 
> the UAC prompt on Windows*. We have in place the same structure as 
> Firefox, and the majority of the code is directly re-used.
> We've tested this the best we can, and we don't expect any issues with 
> updates. However, I will be triggering an additional set of Windows 
> nightly builds a few hours after the normal builds to confirm the 
> updates are working correctly.
> If you do see any issues, please file them in the "Installer" 
> component under "Thunderbird", and we'll triage them to toolkit if 
> necessary.
> Tomorrow, I plan to be enabling background updates. These will be 
> available to all platforms, and mean that when updating Thunderbird 
> will download the update, apply the update to a copy of the app 
> directory, and on restart move that copy into place, thus avoiding the 
> delay of installation during the restart.
> Assuming all goes well, these will be released in TB 17 at the latest, 
> but we may consider pushing one or both of them forward to TB 16 - we 
> need to see how reports go over the weekend.
> Note that in both of these changes, you won't see the effect of the 
> change until you upgrade to the nightly after receiving the first 
> nightly including the fix (hence the additional nightly today).
> * The background service is only used on Windows, and currently only 
> applies to Windows 32 bit builds. Users of the testing-only 64 bit 
> nightlies will have to wait until Firefox implements the fully 
> functionality there.
> Mark
> _______________________________________________
> tb-planning mailing list
> tb-planning at

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