CUCM 8.6.2 , IP Phone 7942 can be used "Service > Extension Mobility"
However, the new increase in 8941 can not find the "service" option, Why ?
8941 are already subscribed to the "Extension Mobility", "Enable Extension Mobility" .
Please convert this document to a Discussion. This is not the appropriate medium to ask questions.
Short answer: All of the services are listed under the Applications button (aka Gear/Cog button).
Applications button the same no EM option