CipherLab RK26 Reference Manual page 71

Chapter 3 Physical Keypad
On the main screen, it tells you not only the used and free memory space of the RAM, but
how your pattern of usage has impacted the device's overall performance. To figure out how
the system and apps have been taking up the memory over a longer period, tap the
dropdown list to choose a different time span.
Memory used by
To look at how individual apps are consuming the memory space, tap "
apps
" to get a breakdown of memory usage by apps.
Tap an application name to check its memory usage. This allows you to understand how
much memory a newly-installed application can potentially consume in your RAM.
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