The installation and storage paths can be modified during custom installation
To install MySQL
, you need to install VC2013 runtime library, download address: http://www.downza.cn/soft/195421.html
1), 
2),
3), only choose the installation service, choose according to the number of digits of the computer system, mine is 64-bit, so choose the first one
4), select the service on the right with the mouse, and the modification option to update the installation location appears at the
bottom
right Permissions cannot be installed, you need to find the corresponding path folder right-click properties - security options, add full control permissions for all users 
6),
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8),
9), the default port is 3306, which can be modified by yourself
10), after filling in the password here, there may be a yellow exclamation mark, return to the previous step and come back to fill in again
11),
12),
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16), the last step, get it done
17), go to the service to check whether the MySQL57 service is available and started, and then connect and check through the Navicat tool