Hello again, all. I purchased this tablet about a year ago, and concerned about age of the OS Tablet info: RCA VikingPro model# RCT6303W87M7 android version 6.0 Security patch Aug 5 2017 I'm concerned about the age of the OS and security patch. Is there reason for concern? Is it possible to update to a more modern OS, or is 6.0 acceptable? Thanks again for your kind help.