User is unable to set different time zones preferenceIssue User (including admin user) is unable to set the user preference timezone as shown in the attached screenshot, only selected default timezone shows up, other timezones are not populated in the drop-down, Also, user (including admin user) is unable to set the system timezone in "System Properties => Basic configuration UI16" as shown in the attached screenshot, ReleaseNewyork, Orlando and any latest release.CauseWhen the "Time zone" choice list on "Basic Configuration UI16" property page loads following is the query formed, "SELECT sys_choice0.sys_idFROM sys_choice sys_choice0 WHERE sys_choice0.element= 'time_zone' AND sys_choice0.name= 'sys_user' AND sys_choice0.language= 'ar' AND sys_choice0.inactive= 0 AND sys_choice0.value!= 'NULL_OVERRIDE' ORDER BY sys_choice0.sequence" The query formed with language = 'ar' due to the following system property "glide.sys.default.tz" which was set with a value "ar", but language plugin "I18N: Internationalization" is not activated on the instance and language entries are not created in the sys_choice.list with element=time_zone and language='ar'.Thus the timezone query was not returning any data and hence user was unable to select the timezone. ResolutionReview and setup "ar" language as per the following document,https://docs.servicenow.com/csh?topicname=c_SystemLocalization.html&version=latest?cshalt=yesFollowing community article might be helpful,https://community.servicenow.com/community?id=community_question&sys_id=b5284f6ddb1cdbc01dcaf3231f96196aWhen you set your instance in lanaguage= ar, you might need to create "arabic" entries in sys_choice for element=time_zoneSet "glide.sys.default.tz" property with value which is configured on the "Time zone" choice list.