Change content caching Storage options on Mac
Use the storage preferences in content caching options to specify how much storage you want to use for cached content.
To change these options on your Mac, choose Apple menu 
Option | Description | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Cache Location | Location of the content cache. This option is available only if you have multiple volumes on your Mac. To change the location of the cache, click Edit. To empty the content cache, click Reset. | ||||||||||
Storage Used | Amount of storage currently used for cached content. | ||||||||||
Cache Size | Set the size of the content cache. You can use the slider to enter a value, or enter a value in the text field and use the pop-up menu to choose the units (MB, GB, TB, or PB). | ||||||||||
To determine whether you’ve allocated enough storage for the content cache, see View content caching statistics.