How reinstall ojs

hello how i can reinstall my OJS 3.3.0-5
with out lose any data and files
thank you

Hi @bounama,

Our admin guides: https://docs.pkp.sfu.ca/admin-guide/en/getting-started

And, upgrade guide: https://docs.pkp.sfu.ca/dev/upgrade-guide/en/

provide the most comprehensive advice on this.

-Roger
PKP Team