Installing a .cbv update is straightforward, provided you have ChessBase 16/17 or the ChessBase Reader :
The program will prompt you to integrate the new games into your existing MegaBase 2022. MegaBase2022 Update58 cbv
Always make a backup of your current MegaBase 2022 ( .cbh file and related files) using the "Archive Database" function (which creates a .cbv backup) before performing large updates, just in case. Installing a