Beyond the suggestions provided in this article (Thank you!), I discovered two deeper issues relating to why my phone’s available “internal memory” continues to shrink. Yes, clearing the phone’s cache and, if possible, moving user-apps to an external SD card did help somewhat. However, it did not resolve the underlining issue where available internal memory continues to shrink over time. As a result, to avoid low memory warnings and increase internal memory, I had to uninstall some user-apps. Eventually, I reach a point where phone’s internal memory was critically low again, and I cannot delete any more user-apps. As a result, I was forced to perform a full factory restore. While a factory restore returns the phone to a perfect clean state, freeing up all the internal memory again, I eventually would find myself back in the same sinking boat, with a phone suffering from low memory… OK, here is what I discovered as the problems. First, there are numerous “write##.pcm” files building up in the “data/”...