Please tell us some basic information before asking for help:
Model Name: ZenPad S8.0. Z580c
Firmware Version: 0089.0058. ww_v5.5.7_20170119
Rooted or not: rooted?
Frequency of Occurrence:
APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
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Require OS7 or higher to install a app from Navionics. Not in the position to buy a new tablet. Is this possible? Will only be using this table with the Navionics app.