Translations:Major version upgrade/5/en

Upgrade Strategy:

1. Export the survey theme from the old application
2. Before importing it into the new application, make sure the compatibility tag is set correctly: https://manual.limesurvey.org/Extension_compatibility#Survey_themes
3. Import it into the new application
4. Check the code you customized for the survey theme and update it in accordance with the new version of the application you want to use.
5. Export your updated customized survey theme from the new application
6. After upgrading your old application to the new version, the current survey themes will be uninstalled and marked as incompatible.
7. Now you can delete the old survey theme and import the new survey theme which you updated. Please ensure you have a backup of the deleted theme.