Question for start up

Hallo I'm new to this odk please I need more explanation about it

1. What is the problem? Be very detailed.

2. What app or server are you using and on what device and operating system? Include version numbers.

3. What you have you tried to fix the problem?

4. What steps can we take to reproduce the problem?

5. Anything else we should know or have? If you have a test form or screenshots or logs, attach below.

Hi @Aminulatest1
welcome to the forum! Please introduce yourself here!

here are links you need to start:
https://docs.getodk.org/