Browser.cache.memory.capacity May 2026

This setting is found in the ( about:config ). Step-by-Step Instructions

Note: If the preference does not exist, right-click any blank area, select , and name it exactly as written above . Enter a Value : Browser.cache.memory.capacity

: Stores data on your hard drive or SSD. It is persistent but relatively slow to access. This setting is found in the ( about:config )