Feb 16, 2019 | All Lessons, IT Lessons, Windows, Windows 10, Windows 7, Windows 8
Over time, Windows keeps a lot of backups in the system, temporary files, old drivers, which will gradually take up space on hard drives. Of course, you can clean the “C” drive from unnecessary files to free up space on your hard drive, but what if the old...
Feb 16, 2019 | All Lessons, IT Lessons, Windows, Windows 10, Windows 7, Windows 8
The Windows operating system creates a file named hiberfil.sys when you enable the sleep (hibernation) feature. The hiberfil.sys file is saved in the root directory of the Windows installation disk. For example, if you installed windows on a local “C”...
Feb 15, 2019 | All Lessons, IT Lessons, Windows, Windows 10, Windows 7, Windows 8
DNS is one of those terms that you have heard several times, and probably know that it has something to do with the Internet. Essentially, DNS (or the domain name system) is a way for your PC to translate site names (which people understand) into IP addresses (which...
Feb 15, 2019 | All Lessons, IT Lessons, Windows, Windows 10, Windows 7, Windows 8
You may have noticed ACPI INT33A0 0 as “Unknown devices” in the device manager. Windows cannot recognize this item and designate it as known. This situation becomes a mystery to many users because they cannot identify it. What is ACPI INT33A0 0? Device...
Feb 15, 2019 | All Lessons, IT Lessons, Windows, Windows 10, Windows 7, Windows 8
When you connect an external USB drive or USB flash drive, it will immediately appear in the Explorer (my computer) and will appear as a local disk. However, sometimes, when you connect a USB flash drive to a computer, the disk may not appear in “my...
Feb 15, 2019 | All Lessons, IT Lessons, Software, Windows, Windows 10, Windows 7
The zip file format is one of the widely used file formats for sharing files over the Internet. PC users often create password-protected zip files containing sensitive data. Windows 10 and earlier versions support the creation and extraction of a zip archive out of...
