When running a report on Cognos Mobile the 'finish' button on a prompt page is available for use in Portrait mode but not when in Landscape mode.
Finish button is not available if viewing the prompt page in Landscape mode.
Issue with the version of the Android OS Version that requires an upgrade.
Cognos Mobile 10.2.1 using 10.2.1.2.3
Diagnosing the problem
Validate the OS Version on the Android Mobile device.
Resolving the problem
Upgrade Android OS Version. Impacted version here was 4.0.2 once it was upgraded to 4.2.2 client was able to utilize the 'Finish' button in Landscape mode.