Your web developer could assist you better with using camera in your web application.

First of all, make sure you have made a genuine purchase of premium version of our software.
https://websitetoapk.com/forums/332-app-showing-fatal-error

Our support can surely assist you.
https://websitetoapk.com/support/submit_ticket

For any specific support issues, always raise a support ticket.

We always keep the software up to date as per the latest guidelines, we will be updating software before google implements the API Level 30 requirements.

Web notifications and Native Android notifications are both different things, native notification for android needs to be integrated separately in order to get them to work.

Connect support for further clarifications.

Yes, but saving the keystore and password in the project is not the safer way. Even the android studio does not save it. We need to consider security reasons along with the ease of access.

First of all, make sure you have made a genuine purchase of our software.

Our support can surely assist you.
https://websitetoapk.com/support/submit_ticket

For any specific support issues, always raise a support ticket.

Actually keystore is not saved project wise in the project file. You need to manually configure it. You can use same key for all of your apps as long as you own all of the apps.

@mrphoenix You need to configure your own keystore to get it working. Now, virustotal remains an issue, so you see when there is like 1/63 or 2/63 detection, it itself says app is safe and there's a false positive that needs to be reported to be whitelisted.

No, you cannot add more files permanently offline, but you can use Ajax to sync new links on webpage and load directly from web, it would be better than offline.

It can be some of the embedded resources also. You can debug and view console to get to know the exact error:
https://websitetoapk.com/docs/debugging-with-chrome.html