MySQL Service not starting

1. Create a backup of all current MySQL data and databases at C:\ProgramData\MySQL\MySQL Server n.n\data
2. Open the C:\ProgramData\MySQL\MySQL Server n.n\my.ini file.
3. Add the following line into the [MySQLD] section:
   innodb_force_recovery = 1
   skip-grant-tables
4. Try to start MySQL.
5. Stop MySQL service.
6. Remove the line innodb_force_recovery from my.ini file and start MySQL.

Alternative

1. Open: C:\ProgramData\MySQL\MySQL Server n.n\data
2. Delete ib_logfile0 & ib_logfile1
3. Start MySQL Service