tested and working. script for timezone bulk updates

Author: ChaseMillers

Specialized Areas/Fix scripts/Bulk Update User Time Zones/README.md

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+# Bulk Update User Time Zones
+
+This background script updates the time zone for all users in a specified group. 
+
+## Usage
+
+1. Set the `GROUP_SYS_ID` and `NEW_TIME_ZONE` variables in the script.
+2. Run the script in the ServiceNow Background Scripts module.
+3. The script will update the `time_zone` field for all users in the group.

Specialized Areas/Fix scripts/Bulk Update User Time Zones/script.js

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+// Bulk update user time zones for all users in a specific group
+
+var GROUP_SYS_ID = 'PUT_GROUP_SYS_ID_HERE'; // Your group sys_id
+var NEW_TIME_ZONE = 'Pacific/Auckland'; // e.g., 'America/Chicago', 'Europe/London'
+
+// Get group members
+var group = new GlideRecord('sys_user_group');
+var grMembers = new GlideRecord('sys_user_grmember');
+grMembers.addQuery('group', GROUP_SYS_ID);
+grMembers.query();
+
+var count = 0;
+while (grMembers.next()) {
+	var user = new GlideRecord('sys_user');
+	if (user.get(grMembers.user)) {
+		
+		// Only update if timezone is different
+		if (user.time_zone != NEW_TIME_ZONE) {
+			var oldTz = user.time_zone;
+			user.time_zone = NEW_TIME_ZONE;
+			user.update();
+			count++;
+		}
+	}
+}
+
+gs.info('Updated time zone for ' + count + ' users in group "' + GROUP_SYS_ID + '"');