However, due to the breaking changes, small-scale testing is recommended for complex environments. Set up a staging mirror, validate your custom plugins, and then roll out the update progressively.
jul553 pre-upgrade check --from-version=552 This tool will flag any incompatible plugins or configuration keys. Official sources only. Verify checksums: jul553 updated
Don't let skepticism of change hold you back. The data is clear, the community is positive, and the benefits far outweigh the migration effort. However, due to the breaking changes, small-scale testing