How do I clear Pro Tools cache on Mac?
Trashing Pro Tools Preferences on macOS or MAC OS X
Close Pro Tools and launch Finder. Enter ~/Library/Preferences/Avid and click Go. Delete the Pro Tools folder. Restart your computer and launch Pro Tools.
Remove projects from the cache
On the Tools menu, point to Local Project Cache, and then click Cleanup Cache.
Disk Cache enables Pro Tools to load media files from the session into RAM from whatever drive you have the session on.
You can delete cache files on your Mac without having to worry about it acting up. This is because the important files will just load back when needed. However, you have to be careful not to delete files that are important for running your system.
In the Activity Monitor app on your Mac, click Cache (or use the Touch Bar). If you don't see the Cache tab in the Activity Monitor window, choose Apple menu > System Preferences, click Sharing, then select Content Caching. After that, quit and then reopen Activity Monitor to view Cache information.
There a safe way to delete this in resolve or something? Yup, that's the optimized media, and the render cache. You can go to the playback menu and delete optimized media and render cache on a project-by-project basis, or delete all the sub folders in CacheClip to clear all the projects.
- Create a new session in Pro Tools.
- Go to File > Import > Session Data.
- Go to the file location of your corrupted session and press OK.
- From the Import Session Data window, select whatever you need in the list. See the image below:
Pro Tools stores a Project file's local cache in these locations: Mac: <user>/Documents/Pro Tools/ Windows: <user>\My Documents\Pro Tools\
Delete unused media cache files - Deleting unused media cache files removes files that were created for source media that can no longer be found.
You can always delete Media Cache files. This will not delete anything from the project. Premiere Pro will just need to regenerate Cache files for a given project on a launch. But if you're having issues with Premiere Pro's performance, the benefits can be potentially huge.
What is media cache?
What are Media Cache files? When importing video and audio into Premiere Pro, it processes versions of these files that it can readily access for faster performance. These are referred to as media cache files. These are stored in the Media Cache Files folder.
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Access this as follows,
- Click on Pro Tools (top left of toolbar).
- Click on the Preferences tab.
- Select the Operation tab from the top of the Preferences page.
- 'Open ended record allocation is on the right. Check to see if this is set to limit recording.

Open the Playback Engine window.
From Pro Tools, click on "Setup" and select Playback Engine. Change the CPU usage limit. In the Playback Engine window, click on the drop-down menu next to CPU Usage Limit in the HD TDM Settings section to modify the amount of memory you are allocating to Pro Tools.
- Launch Pro Tools.
- Open a session while holding Shift key. ( ...
- Open the System Usage window. ( ...
- Instantiate your plug-ins one by one while watching the System Usage window.
- Continue doing this, until you indentify/ies plug-ins with high CPU usage.
- To clear your history and cookies, go to Settings > Safari, and tap Clear History and Website Data. ...
- To clear your cookies and keep your history, go to Settings > Safari > Advanced > Website Data, then tap Remove All Website Data.
Open the Safari browser. Select Preferences in the Safari menu. In the Advanced section, enable the option “Show Develop menu in the menu bar.” Go to the Safari menu → click on Develop → select Empty Caches (or press Shift+Command+E shortcut).
Content caching is a service in macOS that speeds up downloading of software distributed by Apple and data that users store in iCloud by saving content that local Apple devices have already downloaded.
Open this folder from the Dock, or by choosing Go > Downloads from the menu bar in the Finder. If you use the Mail app for your email, choose Mailbox > Erase Junk Mail from the menu bar in Mail. Also choose Mailbox > Erase Deleted Items.
- Clean up system files and documents. ...
- Detect & kill demanding processes. ...
- Speed up startup time: Manage startup programs. ...
- Remove unused apps. ...
- Run a macOS system update. ...
- Upgrade your RAM. ...
- Swap your HDD for an SSD. ...
- Reduce visual effects.
How to CLEAN UP your plugin list in Pro Tools, Logic and the UA Console
Where are Pro Tools projects saved?
Pro Tools stores a Project file's local cache in these locations: Mac: <user>/Documents/Pro Tools/ Windows: <user>\My Documents\Pro Tools\
You can access your download for Pro Tools by logging in to your Avid account at account.avid.com. Then, under My Products, click on My Products and Subscriptions. There you will be able to download Pro Tools as well as any additional content.