Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
i had tried .nomedia file to hide some files from gallery. unfortunately, i placed .nomedia file in wrong place and now i cannot see any files in the gallery. please help... while checking in my laptop with windows7, i cannot see the .media file thru laptop...

i just deleted the file...uncheked the hidden file option from directory options... thank you anyways..!!
You should try creating a new thread. This one is over 5 years old.What version of android or app are you using? I don't find any option to delete or any hidden file option.. the file just reappears when it's deleted. Using Android 7.1.1