I forgot my old iPhone passcode

Hi Nabil02

Welcome to the Apple Community.

Re: forgot my old iPhone passcode / sold that device / don't want lose my data

If you forgot your iPhone passcode - Apple Support

If you want to back up / transfer your data, and make the phone ready for the new owner

What to do before you sell, give away, or trade in your iPhone or iPad - Apple Support

See if you can transfer your data to your new device, using the tips in the above article

OR

How to: Make a backup of your iPhone or iPad

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Re: I don't know how can I recover my ID

If you can not recover your Apple ID from your old phone:

Your Apple ID is usually an eMail address (in a few countries it may be a phone number)

If needed: Click the link below and enter information to find your Apple ID:

https://iforgot.apple.com/appleid

And

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

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

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See if you can sign in to your new device with your Apple ID.

Sign in with your Apple ID - Apple Support

If you're already signed in to your device with your Apple ID

and your device has Touch ID or Face ID,

you can use it to sign in to your Apple ID account on the internet appleid.apple.com.

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Trouble-shooting:

How to use account recovery when you can’t reset your Apple ID password

If needed:

Apple ID support / help

Apple ID - Official Apple Support

All the best :-)