On the izneo Android app :
Several scenarios are possible depending on the model of your phone. Try one of those below. At least one of them should work.
Scenario 1 :
On your device’s home screen, press and hold down the izneo application icon.
A message should appear saying something like “Application info”
Continue holding down the icon and drag it onto this message.
A page will open where you should see the “Clear cache” option
Scenario 2 :
Go to the “All apps” page, usually represented on the home screen by an icon with nine dots.
Press the “izneo” icon, keep holding it down and drag it to the message saying something like “Application info”
A page will open where you should see the “Clear cache” option
Scenario 3 :
On the home screen, press and hold down the izneo application icon
A small window should open below the icon with the message “Application info”
Press this message. A page should open featuring the message “Storage”
When you click on “Storage” you should see a new message saying “Clear cache” which you will need to click on to clear your cache.
Via Nintendo Switch :
Go to “System settings”,
Scroll down to “System”,
Scroll to the bottom of that menu to select "Formatting Options."
"Reset Cache" will appear at the very top. Click it.
Click "Reset" to finalize.