Computers

Tips and how-to tutorials for computer related topics, such as Microsoft Windows, Linux, computer and internet security, fixing errors, virtualization (e.g., Virtualbox), computer files (e.g., edit, encrypt, backup, recover, compress and decompress), and more.


Latest

How to choose the right NAS for home

How to resize multiple images at once in Windows 7, 8, and 10

Ashampoo Office 2018 overview (+ 57% discount)

Thumbnails not showing in Windows 10 File Explorer (image and video)


Windows 10

Thumbnails not showing in Windows 10 File Explorer (image and video)

How to solve “SFC unable to fix corrupt files” problem in Windows 10

How to delete the Windows.old folder from Windows 10 (properly)


Cybersecurity

Malware: types, protection, prevention, detection, and removal

How to remove malware (virus) from your Windows 7, 8 or 10 PC

Important computer and internet security tips

Windows 10 security tips and is Windows Defender good enough?

Computer virus: types, symptoms, protection, and removal

How to install, setup, and turn off Avast Free Antivirus


Virtualization (VirtualBox)

VirtualBox only showing 32-bit and no 64-bit versions (simple fix)

How to fix the Linux Mint and VirtualBox video hardware acceleration problem


Edit, encrypt, backup, recover, zip and unzip files

How to backup PC files on Windows using free backup software

How to remove a password from a PDF file

How to password protect a PDF file

How to electronically fill and sign PDF forms and documents without printing and scanning them

How to password protect files and folders with encryption

How to compress (zip) files and folders

How to unzip and open rar, zip, tar, gz, and 7z files

How to recover deleted files from PC, SD card, and USB


Windows

How to resize multiple images at once in Windows 7, 8, and 10

How to change a drive letter of a USB drive in Windows 7, 8, and 10

How to resize multiple pictures in Windows without third-party software

How to fix Windows 8.1 update error 0x8024402f

How to create and restore a system image backup in Windows 7, 8, and 10

Windows 8 or 10 start menu button not working? (6 things you can try)

How to fix the “invalid uninstall control file” problem in Windows

How to install custom third-party themes in Windows 7


Other

How to choose a NAS for home

Ashampoo Office 2018 overview (+ 57% discount)

How to fix your USB pen drive when it's showing less GB disk space

How to fix “error: unknown filesystem. grub rescue>” in Linux Mint and Ubuntu

How to fix a slow computer (desktop PC and laptop)

Connected PC with HDMI cable to TV but no sound (solution)