I forgot my Apple ID and password and reset my phone now I can’t open my phone if can help me please

Hi, and welcome to the Apple Community.

Seems you have erased your iPhone ... so it may need setting up again.

Apple support's article: erase your device, then set it up as a new device

Check this out from Step 4 on: How to: "Restore your iPhone"

If you have a back-up available on iCloud or computer, the article below may be useful:

How to: Restore your iPhone, iPad or iPod touch from a backup – Apple Support

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When the iPhone is working properly again:

You may still need to recover your Apple ID and password:

if you forgot your Apple ID (usually a eMail address, in some countries can be a phone number)

you can enter information to find your Apple ID:

https://iforgot.apple.com/appleid

What to do: If you forgot your Apple ID password – Apple Support

If needed:

How to: Get a verification code and sign in with two-factor authentication - Apple Support

All the best :-)