How to clean Windows 10 without software?

nettoyer windows 10
nettoyer windows 10

Last updated: December 31, 2022

Le regular cleaning of Windows can significantly improve its performance. And yes, over time, our PC get slow. Of course, aging equipment is a major cause. But for most people, poor operating system maintenance is the main cause. So it's time to clean your computer.

Here is the list of the best methods to clean your computer Windows without installing anything.

Uninstall unnecessary software

The first step is to remove all old software that you no longer use.

You will be amazed at how many unnecessary programs you have installed on your machine.

To see all the applications on your computer, go to Start> Settings> Apps> Apps and features .

In Apps & Features, a list of all your installed programs is displayed. You just have to click on the program you want to remove and then click on uninstall.

Clean your disk

Windows 10 offers a disk cleanup tool. It is part of the operating system Windows for many years and it is still effective in cleaning up unnecessary files and improving performance.

To run Disk Cleanup, enter the application name in the Start menu or go to Control Panel > Administrative Tools > Disk Cleanup.

Generally, you can delete all files detected by the analysis. Check the box next to each result type and click OK.

Defragment your Hard Drive

Windows 10 regularly defragments your hard drives. However, you can manually initiate a defragmentation of all drives. A useful operation to maximize free space.

You can find the tool Defragment and optimize drives by performing a search from the Start menu or by going to Control Panel > Administrative Tools.

Clean up the list of software running on startup

Any experienced user of Windows knows that the operating system is far behind MacOS, Chrome OS and Linux regarding start-up times.

Typically, the problem is caused by the number of programs that Windows attempts to launch when first started. Most of them are useless.

To clean your software list start, press Ctrl + Alt + Del and select Task Manager. In the new window, click More information, then choose the Startup tab at the top of the screen.

All software displayed in the list starts with Windows. You can find clearly visible software like Skype, but also applications that run in the background.

To deactivate an application, right-click on the line of the program to be deleted and click on deactivate.

Clean up the AppData folder

When you uninstall an application, there are often traces left on your computer. This can be keys and values ​​in the registry as well as folders and files on your Hard disk.

One of the most common locations is the AppData folder. By default, the folder is hidden. You can find it in C:\Users\[Username]\AppData or by typing %AppData% in the search bar Windows.

Within the main folder, there are three subfolders: Local, LocalLow, and Roaming. Be sure to look through all three folders to find traces of old software.

But be careful, don't delete anything unless you're sure it's safe.