From here you can get some quite effective solutions if you forgot Windows 8/8.1 password.
Share some effective solutions if you forgot Windows 10 password, and some other useful operation skills on Windows 10.
From here learn some practical password reset methods if you forgot password on the previous generation of Windows 7, Vista, XP, 2008, 2012, etc.
Show the knacks of unlocking password protected Office documents.
Help you unlock password-encrypted PDF/ZIP/RAR files.
Learn how to find back lost product key for Windows/software currently installed on your computer.
Here are some essential computer common sense.
Show some helpful tricks of using apple mobile devices.
Show some helpful tricks of using Microsoft surface.
If you forgot SA password or other users passwords on Microsoft SQL Server 2014/2012/2008/R2/2005, here are methods to reset/change SQL Server password.
Show how to retrieve forgotten password for account on Internet.
Show you how to manually update NVIDIA and AMD graphics card driver, and other relevant skills.