I'm interested in the 123Movies App for offline viewing. Can you find this app on the site, confirm it has offline viewing, and then describe the general instructions for enabling unknown sources for APK installation and what the site advises regarding where to download the APK file?
Navigate to the 'Movies Apps' section. Locate and click on the '123Movies App' to view its detailed review page. Confirm that 'Offline Viewing' is listed as a feature. Scroll down to find the 'How to Download and Install 123Movies App' section. Extract the general instructions for enabling 'Unknown sources' for APK installation. Identify what the site advises regarding where to download the APK file.
Confirm that '123Movies App' is identified as having 'Offline Viewing'. State the general instructions for enabling 'Unknown sources' for APK installation as: 'Go to Settings > Security and toggle on Unknown sources'. State that the site advises to 'Search for 123Movies APK on a trusted website' or download it 'here' (referring to the site's own download link).