magento 2 web site Google Search console can not index and fix other problem

My company's web site are made with Magento 2, and for somereason Google search console show me some problem.
1 Index - more pages can not indexed
https://prnt.sc/eJww4e1_4snb
2 Core web vitals
Desktop need improvement
https://prnt.sc/BKM2A3ALJA2o
3. Product snippets- improve item appearance
https://prnt.sc/8eWBSQSjGB9j
4. Merchant Listings - invalid
https://prnt.sc/nJvs4USDc0UB
https://prnt.sc/Mr-ytonMm8on