When you’ve activated the Mobile Theme it appeared an alert about how to deactivate it
but maybe, like it happened to me, you didn’t read the message or you’ve forgot it.
HOW TO disable Mobile Theme in Jetpack
Solution:
Press the Learn More button
then the Configure button will change in Deactivate
NOTE: This is the way to deactivate/disable each functionality in the Jetpack plugin.
Did my HOW TO help you? Leave a reply.