- Several windows or tabs are open at the same time.
- Safari has been overwhelmed due to the use of plugins or processing demands on the website you're working on.
- This could be due to a large number of caches and cookies.
- It's possible that an out-of-date extension is to blame.
- You're using a version of Safari that isn't up to date.
- It's possible that your Mac is running slowly.
- Something isn't quite right with the webpage you're attempting to access.
- Macs have a limited amount of storage capacity.
- There's an issue with a plugin.
- Other programs are running in the background.
- The number of tabs or windows has increased significantly.
- The operating system is an older version.
So, we've compiled a list of the most common causes of Safari not responding on your Mac.