One reason your Windows 10 PC may feel sluggish is that you've got too many programs running in the background — programs that you rarely or never use. Stop them from running, and your PC will run more smoothly. You'll see a list of the programs and services that launch when you start Windows.
How do I fix my computer from lagging?
- Identify programs that slow down your computer.
- Check your web browser and internet connection.
- Defragment your hard disk drive.
- Update hardware that can slow down your computer.
- Upgrade storage with a solid state drive.
- Add more memory (RAM)
Why is my PC lagging for no reason?
A lagging PC is the result of a number of system issues, such as data corruption, bad files, low disk space, and bad software. You can use a few Windows tools to speed up a slow computer. Do a little backtracking to find the problem.
Why is my PC suddenly laggy?
One of the most common reasons for a slow computer is programs running in the background. Remove or disable any TSRs and startup programs that automatically start each time the computer boots. To see what programs are running in the background and how much memory and CPU they are using: Open "Task Manager".