Android® 7.x & Lower

• Go to Settings > Lock screen and security/ Security > Tap the Unknown sources switch to turn on or off.
• Note If unavaliable, Unknown sources to turn on or off. Enabled when check mark is present.
• To continue, review prompt then tap OK.

Android® 8.x & Higher

• Go to Settings > Apps > Tap Menu icon (upper-right) > Tap Special access > Tap Install unknown apps.
• Select the unknown app then tap the Allow from this source switch to turn on.

How to download and install

• Click on Download iOS
• POP UP of *MCD App Install *
• Once downloaded click on icon with name - "MCD App"
• First and one time activity
• *Untrusted Enterprise Developer *
• On iOS 9.0/9.1, go to Settings > General > Profiles > tap on the developer's profile, and tap on Trust.
• On iOS 9.2+, go to Settings > General > Device Management > tap on the developer's profile, and tap on Trust.

Beginning in iOS 10

• Setting -> Privacy -> Advertising ->Limit Ad Tracking (Turn Off)