
OR, if you are using thunderbird 2.0, you can create a special script that thunderbird will load on startup. & unset LC_ALL # only necessary if set to something different from LC_TIMEĮxec /thunderbird this shell script executable and place it in a directory that is in your binary search path *before* the original Thunderbird command.

In order to set this value only for Thunderbird you can either use a separate script to invoke Thunderbird that contains the following lines:Įxport LC_TIME=en_DK # or whatever you want If you have old applications which require LC_ALL to be set to "C", then you might find that merely setting LC_TIME is not enough to change the date format. Note: there is a bug in Thunderbird where LC_ALL overrides the setting of LC_TIME. If you want the ISO 8601 date format (YYYY-MM-DD), use the "en_DK" locale. To override the locale only for showing dates, set the "LC_TIME" environment variable (for example, "LC_TIME=en_GB"). If the environment variable "LANG" is set to "en_US", for example, Thunderbird will show the date in "MM/DD/YYYY" format. In Linux, these settings are based on your locale.

The short connector is used for all formats. Substitute * with any of short/medium/long/full. The date format can be adjusted under the "Format" tab.įrom version 90 the following preferences can be set on all platforms, especially to avoid the complicated configuration for Linux described below: In Mac OS X, go to the "International" panel in System Preferences. In Windows XP, you can change the settings for date/time format by going to the Control Panel. For instance, depending on your computer's system settings, the numerical display format for the date could be "", "1", "", or something else. In addition to the settings shown above, the precise display formats for date/time can also be affected by the system settings for date/time on your computer. Configuring the date/time system settings on your computer Setting this former preference to true will also set the latter. _senders_timezone also applies to printing now. To control the display format for the header pane and when printing: Value 4 (day name) was restored in version 91.
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They stopped working again in Thunderbird 83. ** Values 3 and 4 were not supported in Thunderbird version 53 (due to switching to ICU/CLDR) but got implemented again in version 54. On these systems, the values 1 and 2 produce the same result. * Some operating systems have only one date format. These preferences can have the following values: Messages with a date in the past seven days If you are using the configuration editor and the preference that you want to modify is missing, create it as an Integer preference:

To change the information displayed, modify these preferences.
