Rated 5 out of 5 stars

by Firefox_User on Sept. 7, 2014 ·

Modification verified on Firefox 33 beta 1

Waiting to receive an official upgrade to version 33 beta of Firefox, you can work around the problem by FF believe that this is a new version.
1) Download the archive forecastfox_weather-2.2.2-sm + fx.xpi and rename forecastfox_weather-2.2.2.1-sm + fx.xpi.zip; (note version number (2.2.2.1) and extension (.zip));
2) Extract and edit the install.rdf file with a text editor (Notepad or Notepad ++ are fine, do not use instead of word processors such as MS Word);
3) Edit the entry
<em:id> {0538E3E3-7E9B-4d49-8831-A227C80A7AD3} </em:id>
<em:version> 2.2.2 </em:version>
<em:unpack> true </em:unpack>
with
<em:id> {0538E3E3-7E9B-4d49-8831-A227C80A7AD3} </em:id>
<em:version> 2.2.2.1 </em:version>
<em: unpack> true </em:unpack>
4) Change the entry
<Description>
<em:id> {ec8030f7-C20A-464f-9b0e-13a3a9e97384} </em:id>
<em:minVersion> 3.0 </em:minVersion>
<em:maxVersion> 32.0 </em:maxVersion>
</Description>
with
<Description>
<em:id> {ec8030f7-C20A-464f-9b0e-13a3a9e97384} </em:id>
<em:minVersion> 3.0 </em:minVersion>
<em:maxVersion> 33. * </em:maxVersion>
</Description>
5) Save the file and update the install.rdf file forecastfox_weather-2.2.2.1-sm + fx.xpi.zip, renaming it by removing the extension zip;
6) Open the "Manage Add-ons" in Firefox (about:addons) and do the "drag and drop" the just changed archive on this window;
7) Install the extension changed, which will have the version number 2.2.2.1 installed on all versions of Firefox up to 33.

Warning! This procedure bypasses the controls of Firefox, so if a future version of Firefox (> 33 beta 1) does not support more 'the extension, it may cause instability problems in the browser.