Potential Hacked IPhone?

walker157 Said:

"Potential Hacked IPhone?: [...]I just want to know if it is still safe or I need to do a factory reset altogether."

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Is this Jailbroken?:

The only way to have a hacked phone is if it is jailbroken.

Modify your Credentials:

If you interacted with the link in any manor, then consider modifying your credentials.

• Modify: your login credentials (Using Both a New eMail and a New Passwordfor each and all sites)
• Associate: a different method of payment to your account
• Enable: Two-Factor Authentication for Apple ID and for all other accounts that have such an applicable option

Fake pop ups are common phishing attempts in browsers when on an unsecured or unscrupulous sites. You did the right steps clearing history and restarting. https://support.apple.com/en-us/HT204759

walker157 Said:

"Potential Hacked IPhone?: Thank you. So my iPhone is safe and I should not worry about anything being wrong or anyone stealing my information?"

No Interactions:

Presumably, yes. As long as you did not interact with the message in any manor, then all should be fine.

You were not hacked.

No. There is nothing that you need to do.