Clear Random Access Memory (RAM) - Samsung Galaxy S® 5
Clearing Random Access Memory (RAM) ends running apps and stop background apps. Save app data before clearing RAM.
Random Access Memory (RAM) levels above 90% may cause the device to perform poorly when running certain apps. Review the amount of RAM being used on the device, and clear memory if the RAM levels are above 2.7GB.
Clearing RAM may resolve issues with the device or display freezing. The device may be running low on memory.
Tap Recent apps (located in the lower-left).
Tap the Task manager icon (located in the lower-left).