Hey there @MAX_MIAO!
That warning is actually for a really good reason - QIIME archives and Artifacts are a core concept in QIIME 2. If you haven't had a chance to at least peek at the docs, now would be the time - you will save yourself a lot of heartache . I would suggest starting here: Overview of QIIME 2 Plugin Workflows ā QIIME 2 2018.6.0 documentation
After you get up to speed there, check out this community tutorial:
Keep on QIIMEin'!