Why is my MacBook Pro so slow all of a sudden?

Slow performance may mean you’re about to reach the storage limit on your Mac. Solution: Check your hard drive space by clicking the the Apple icon in the top-left corner and then selecting “About this Mac.” Next, toggle over to the “Storage” section and wait for it to calculate how much space you’re using.

How do you clean up a Mac that is running slow?

Here are the top ways to speed up a Mac:

1. Clean up system files and documents. A clean Mac is a fast Mac.
2. Detect & Kill Demanding Processes.
3. Speed up startup time: Manage startup programs.
4. Remove unused apps.
5. Run a macOS system update.
6. Upgrade your RAM.
7. Swap your HDD for an SSD.
8. Reduce Visual Effects.

How do I clear my cookies on my MacBook Pro?

How to Delete Cookies in Safari on macOS

1. Launch Safari browser on your Mac.
2. Select Safari -> Preferences….
3. Click the Privacy tab and select Manage Website Data….
4. Select a website that is listed as using cookies, then click Remove. To remove all website data from Safari, click Remove All.

How do I manually clean my Mac?

How to Clean Mac Hard Drive Manually

1. Clean up cache. You’ve probably heard “Remove your cache” as a web browser troubleshooting tip.
2. Uninstall apps you don’t use.
3. Clean out useless duplicates.
4. Empty the Trash.
5. Reduce clutter.
6. Delete large and old files.
7. Remove old iOS backups.
8. Wipe out Language files.

How can I make my Mac Internet faster?

1. Use an Ethernet Cable Instead of WiFi.
2. Move Your Wireless Router.
3. Use The Fastest ISP.
4. Check Your Router and Mac’s Network Configuration.
5. Reduce Time Capsule Backup Frequency.
6. Close Unnecessary Apps and Browser Tabs.
7. Optimise, Clean and Reset Safari.
8. Switch to Another Web Browser.

Why is my Mac Internet so slow all of a sudden Big Sur?

Chances are if your computer has slowed down after downloading Big Sur, then you are probably running low on memory (RAM) and available storage. Other systems, apps, or settings might be competing with the memory (RAM) requirements of the newly downloaded Big Sur update.

https://www.youtube.com/watch?v=8cN88fm7KS0