There could be several reasons why your Windows 10 slows down after a couple of days. Here are some common causes and possible solutions you can try to improve the performance of your system:
1. Background Programs: Check if there are any unnecessary programs running in the background or starting up automatically. You can do this by opening the Task Manager (press Ctrl + Shift + Esc) and ending tasks or disabling startup programs that you don't need.
2. Limited System Resources: Over time, the resources on your computer, such as RAM and hard drive space, may become limited, leading to slowdowns. Make sure you have enough free disk space by deleting unnecessary files or uninstalling unused programs. Additionally, consider upgrading your RAM if it is insufficient for your needs.
3. Malware and Viruses: Malicious software can significantly impact system performance. Run a full system scan using a reliable antivirus program to detect and remove any malware or viruses.
4. Outdated Drivers: Ensure that all your device drivers are up to date. Outdated drivers can cause compatibility issues and affect system performance. Visit your device manufacturer's website to download and install the latest drivers.
5. Windows Updates: Ensure that your Windows operating system and all installed applications are up to date. Microsoft often releases updates that include performance improvements and bug fixes.
6. Fragmented Hard Drive: Over time, the files on your hard drive can become fragmented, leading to slower read and write speeds. You can use the built-in Disk Defragmenter tool to defragment your hard drive and improve performance.
7. Power Settings: Check your power settings and make sure your computer is not set to power-saving mode. Adjusting the power plan to a more performance-oriented mode can help maximize system resources.
8. Hardware Issues: If none of the above solutions work, there could be hardware issues causing the slowdown. Check for any overheating, faulty components, or failing hardware, such as a hard drive or RAM. Consulting a professional technician might be necessary in such cases.
Remember, it's essential to perform regular maintenance on your computer, such as cleaning up temporary files, optimizing startup programs, and keeping software updated.