My iPhone will no accept my Wifi password?

Bogenhaven wrote:

To help other members answer your question, give as many details as you can.

• Include your product name and specs such as processor speed, memory, and storage capacity. Please do not include your Serial Number, IMEI, MEID, or other personal information.
• Capacity 32GB (13.97GB available)
• iPhone6S
• Version 11.4.1
• I am unable to access my wifi on my iPhone 6S, which is the same password that I use on my, iMac, iPad, and laptop?
• I tapped "forget this network", and tried logging in again to no avail. I have been looking for remedies online, but I decided to go to the Apple website for the answer, and here I am.

If you need help with your Wi‑Fi password - Apple Support

Bogenhaven wrote:

I restarted my router and that did the trick.

Good computing Bogenhaven ! I am glad this solved your problem.