So i am urgent looking for a reliable solution which help to recover and restore .mdf file of SQL server. Any suggestion will be appreciated.

NEW YORK and HONG KONG, Jan. 27, 2021 (SEND2PRESS NEWSWIRE) — DataNumen, the software company specializing in professional data recovery solutions, announces the release of DataNumen SQL Recovery 5.4.

How can I open .mdf files ( SQL server files) and access the data. I downloaded MSDE software but unable to install it says Strict username and psaaword ...