All computers tend to slow down over time, especially Windows PCs, which gradually end up becoming slower and slower, with longer waiting times even for doing simple tasks like surfing the internet. This happens because its memory is filled with data and programs that consume resources and, all in all, they end up compromising the performance of any PC, even if it was of the latest generation.
Disabling visual effects and animations
Windows 10 has many graphical effects that make PCs (especially older computers) heavily burdened.
Luckily you can turn off all effects and animations present in the operating system.
In the search box type "Advanced system settings" and go to the "Advanced" tab.
Under "Performance" select "Settings" and check "Adjust for best performance", then click "OK".
To disable animations unnecessary, in the search box type "Control Panel" and go to the following path:
Start the "Uninstall Cortana.cmd" file with Administrative Privileges.
Wait a couple of minutes for the procedure to finish, then restart your PC.
A Computer restarted in the taskbar do:
Right Mouse Button > "Cortana" > "Hidden".
Cleaning and defragmenting the System Registry
By installing and removing dozens of applications from your PC, the Windows registry is now chock full of useless entries related to non-software more present in the system. This leads to sudden slowdowns.
It is therefore a good idea to clean up these unnecessary entries.
Download, install and run this small software on your PC.
After starting it click on "Scan Complete" and wait for the analysis to finish.
When the process is finished click on "Cleaning".
Now go to the "Defragmentation" tab and click on "Analyze", then do " Defrag ".
After that, restart your PC.
Removing Viruses and Adware
It often happens that computer slowdowns are due to the presence of viruses or adware.
Download, install and run this powerful Antimalware.
Once started click on "Scan Complete" and wait for the scan to finish.
Once the scan is complete, remove all detected threats and restart your PC.
Installing a version of Windows 10 Ultra Light
Microsoft released in 2015 along with Windows 10 Home and Pro a Lite version for older computers.
This version of Windows does not have any pre-installed apps (such as Edge, 3d Builder and other apps) and neither does Cortana.
It's a clean version of Windows.
Below is the link to download Windows 10 LTSB Evaluation in Italian (90 days free trial).