Well just noticed that SEO parameters dont apply on several mapped domains.
Surprisingly on the review of.... SEO plugin lol !
even if i am (loool love you guys ^^) on FIRST position with "plugin seo wordpress multisite" keywords.
The titel and meta does not correspond to what I mentionned in it.
Moreover, it is current that toses settings dont save. Had to save it 3 times on this specific podt for example