Thunderbird:Testing:Memory Usage Problems: Difference between revisions

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#* any software loaded at boot time is a possible cause
#* any software loaded at boot time is a possible cause
#*run only one antivirus, one firewall, one malware (never multiples of each - more is not better)
#*run only one antivirus, one firewall, one malware (never multiples of each - more is not better)
#*on Mac, try with [https://support.apple.com/kb/PH25607 Time Machine disabled]
#*on macOS, try with [https://support.apple.com/kb/PH25607 Time Machine disabled]
#*uninstall Thunderbird, then '''DELETE''' the Thunderbird '''PROGRAM''' directory (not the data directory), then [https://www.mozilla.org/thunderbird/ download], reinstall, and retest Thunderbird. <small>If using beta get it from [https://www.thunderbird.net/download/beta/ channels].</small>   
#*uninstall Thunderbird, then '''DELETE''' the Thunderbird '''PROGRAM''' directory (not the data directory), then [https://www.mozilla.org/thunderbird/ download], reinstall, and retest Thunderbird. <small>If using beta get it from [https://www.thunderbird.net/download/beta/ channels].</small>   
#Do you have Calendars? Try disabling two or more at a time. If you have many recurring, never ending calendar appointments try reducing the time period and number of them. <small>Less likely starting with version 128's fix for {{bug|1844408}}. Examples: [https://www.reddit.com/r/Thunderbird/comments/16c89wo], [https://www.reddit.com/r/Thunderbird/comments/18ypd8r/comment/kgcyox8/] </small>
#Do you have Calendars? Try disabling two or more at a time. If you have many recurring, never ending calendar appointments try reducing the time period and number of them. <small>Less likely starting with version 128's fix for {{bug|1844408}}. Examples: [https://www.reddit.com/r/Thunderbird/comments/16c89wo], [https://www.reddit.com/r/Thunderbird/comments/18ypd8r/comment/kgcyox8/] </small>
#If you have gmail accounts, is problem gone after [http://kb.mozillazine.org/Using_Gmail_with_Thunderbird_and_Mozilla_Suite#Subscriptions unsubscribing the "All Mail" folder]?  
#If you have gmail accounts, is problem gone after [http://kb.mozillazine.org/Using_Gmail_with_Thunderbird_and_Mozilla_Suite#Subscriptions unsubscribing the "All Mail" folder]?  
# On Windows, did you move the Thunderbird profile directory or any Thunderbird account from the default location "[https://www.nextofwindows.com/how-to-access-user-profiles-appdata-folder-the-easiest-way-in-windows-7 %APPDATA%]"?  If yes, then MS-Windows Search will [https://bugzilla.mozilla.org/show_bug.cgi?id=1083233 attempt to index all Thunderbird disk activity]. [http://www.sevenforums.com/general-discussion/215354-how-prevent-showing-search-results-drive-folder.html#post1805728 Disable Windows indexing for your Thunderbird data].
# On Windows, did you move the Thunderbird profile directory or any Thunderbird account from the default location "[https://www.nextofwindows.com/how-to-access-user-profiles-appdata-folder-the-easiest-way-in-windows-7 %APPDATA%]"?  If yes, then MS-Windows Search will [https://bugzilla.mozilla.org/show_bug.cgi?id=1083233 attempt to index all Thunderbird disk activity]. [http://www.sevenforums.com/general-discussion/215354-how-prevent-showing-search-results-drive-folder.html#post1805728 Disable Windows indexing for your Thunderbird data].
# On Mac, try disabling Thunderbird's access to Mac Contacts in Mac Settings.
# On macOS, try disabling Thunderbird's access to Mac Contacts in Mac System Settings|Privacy & Security|Contacts.
#Folders should be well maintained - if not then the folder index takes more memory and time to load. Help | Troubleshooting lists large folders. Folders may also be broken. Signs of problems and common maintenance steps:
#Folders should be well maintained - if not then the folder index takes more memory and time to load. Help | Troubleshooting lists large folders. Folders may also be broken. Signs of problems and common maintenance steps:
#* Do you see high memory or delay when opening a specific folder, deleting or archiving, moving message to a specific folder?  
#* Do you see high memory or delay when opening a specific folder, deleting or archiving, moving message to a specific folder?  
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