SSPR is not required for MFA. SSPR can be disabled.
Log into Entra ID (Azure AD) with a user that has at least authenticator administrator rights, go down to password reset on the left, and then change password reset to none, or selected. With selected you can have a group of people you wish to enable it for.
- Sign in to the Azure portal.
- Search for and select Azure Active Directory, then select Password reset from the menu on the left side.
- From the Properties page, under the option Self service password reset enabled, select None.
- To apply the SSPR change, select Save.