You are not able to find the options 'Open Layout in HTML5' or 'Launch HTML5'
Reproducing the Issue
1. Login to System in Fiori Client
2. Go to any Screen ( Such as Service -> Tickets)
3. Go to User Options ( Top right of screen)
4. You are not able to find the option 'Open Layout in HTML5' or 'Launch HTML5'
The option 'Disable User Personalization Features' is maintained in your system as 'yes'
To make the options available, maintain the following setting in your system:
1 Open your system in HTML5 client
2 Go to Adapt -> Company Settings
3 Go to General tab in Company Settings
4 Uncheck the box 'Disable User Personalization Features'
5 Save your changes
On maintaining these settings the options 'Open layout in HTML5' and 'Launch HTML5' become available once again
KBA , SRD-CC-FED , Feeds , How To