Ma41 Add-ons Folders (migr)

George Morgan
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Page no: Ma41

This pages explains where we put the add-ons, hence the folders.

Installation Folder:

H:\Sync\!Softwar\!Thunderbird\Ma4x\Add-Ons Used

H:\Sync\!Softwar\!Thunderbird\Ma4x\Add-Ons Not used

Installed Folder:


Video and pics


Video name: Download Location and Version Name

Video Link to Trello

Video Private


  • — Strange Names of Add-ons
  • Deinstall add-ons that have a not readable name: DONE
  • Example: {12345678-1234-1234-1234-123456789abc}
  • Right name: AttachmentExtractor
  • After rename install them again
  • — Latest Version Download
  • Work on Table
  • Copy number of latest version, write it into table, column add-on Version
  • Change of name of add-on based on latest version number
  • Download latest version if our version is not latest version or if you do not know H:\Sync\!Softwar\!Thunderbird\Cm02f Add-Ons Used
  • Move old version into folder H:\Sync\!Softwar\!Thunderbird\CM02f Add-ons Used (older)
This video explains how we can sync

Thunderbird Add-ons on different computers

Pcloud: Create a sync of all Thunderbird add-ons/extensions

Trello link

Video name: Thunderbird Find Version

Video Link to Trello

Detailed Checklist:

  1. Find old versions for download –> Better on Thunderbird page to have versions NOT DONE
  2. Save existing version DONE is copied into Forced Portable folder –> PortableApps\ThunderbirdLatest DONE
  3. Stop Thunderbird from doing updates
  4. Go to Tools –> Options –> Advanced tab –> Never check for updates
  5. Install Thunderbird 52.7. (from 2018/05) DONE PortableApps\Thunderbird52.7 (forced Portable)
  6. Make Shortcut C:\Dropbox\portableApps\Thunderbird52.7\thunderbird.exe -profile “E:\!!Thunderbird\mainprofile”
  7. Test 52.7 version with the add-ons (need computer with copied profile on e:)
  8. install other old versions less than 60.x NOT DONE , highest 52.9. into dropbox
  9. pay attention with firewall
  10. add it temporarily in tinywall
  11. 8. Test60.0, probably contains a major change that invalidates our add-ons


All Thunderbird add-ons must be in the Thunderbird installation folder.

For example: Confirm Address is missing here.


As of 2019 Feb, we use

H:\Sync\!Softwar\!Thunderbird\ma4x\Add-Ons Used

(link missing to sync)



Installed Folder

This is the local storage of extensions.


Addon Storage on Local Computer for Profile
Addon Storage on Local Computer for Profile

- Click to enlarge

Sync of Installation Folder and Installed Folder

Between the two folders

Addons Sync over Pcloud

This shows how to create the sync between

  • Our Backup
  • Local Folder
  • Step2: Sync Local folder:Step3: Use Master Add-on Folder on Pcloud

Addons Sync over Pcloud
Addons Sync over Pcloud

- Click to enlarge

Addons Enable Quickly

Step4: Enable the addons that you have synched.

Quickly enable add-on when it is inside installed folder.

Addons Enable Quickly
Addons Enable Quickly

- Click to enlarge

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