1)How can I install the package in Testcomplete tool, Where I have to install. When I Run the application it got failed. The First step itself it got failed.
When my team used TestComplete we opened support tickets as needed if we couldn't find the answer through "Help" or the online forum. Their support team was in Russia; sometimes it was 24 hours before we had an answer.
A) You can go to the Smart Bear HELP area, search for "Stop on error" and learn how to disable that setting so your apk file can attempt to run the install the process again; also,
B) Smart Bear has an active online community as well where you may find someone else has already asked this question.