If your Drone busted 400' you violated 14 CFR Part 107 and thats not a good thing! Take the above advice and set your RTH for a MAX of 400'
What airport are you a mile from!!?? If its controlled you need to be at least 5 miles away! Did you...
First off, your ceiling should have been 400 feet.
Second, the obstacle avoidance should have been turned off for the RTH since the drone can't see obstacles.
The drone OA needs to "see" to be able to detect obstacles. Without the contrast of...
Yes, you can delete flight records.
But I can't see what benefit you imagine there will be in deleting your flight records.
There's really no need to be doing that.