Major OpenKM version implies changes in repository structure. This means that a migration process should be run to make these changes. Sometimes the database structure also is modified and need to be adapted.
Here you can find the migration process between different OpenKM releases:
- Migrating from 6.3.3 to 6.3.4.
- Migrating from 6.3.2 to 6.3.3.
- Migrating from 6.3.1 to 6.3.2.
- Migrating from 6.3.0 to 6.3.1.
- Migrating from 6.2.6 to 6.3.0.