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- Start Mozilla Thunderbird.
- Select Tools > Add-ons.
The "Add-ons Manager" tab is displayed.
Image Modified
- From the cog menu at the top. select Install Add-on From File.

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- Browse to the
createjiraissue.xpi file and select it.
The "Software Installation" dialog is displayed.
Image Added - In the "Software Installation" dialog, select Install Now.
After the installation, "Thunderbird Integration for JIRA" is displayed at the top of the list of add-ons in the "Add-on Manager".
Image Added - Click Restart Now.
Uninstall Add-on
To install the Thunderbird Integration for JIRA add-on, do the following:
- Start Mozilla Thunderbird.
- Select Tools > Add-ons.
The "Add-ons Manager" tab is displayed.
Image Modified - Select Remove at the Thunderbird Integration entry.
A confirmation message is displayed.

- Select Restart now to confirm the deinstallation and restart Thunderbird.
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- Start Mozilla Thunderbird.
- Select Tools > Add-ons.
The "Add-ons Manager" tab is displayed.
Image Modified - Select Disable at the Thunderbird Integration entry.
A confirmation message is displayed.

- Select Restart now to confirm the deactivation and restart Thunderbird.
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