Mine was fairly simple too, although I had to take a new photo of my ID because the first one was a little blurry. Once that was sorted, the process moved along without much fuss. I usually keep my documents ready when joining a new UK gambling site
https://ukk.fashion/ , since verification can vary from one operator to another. In my case, the main thing was making sure the details on my account matched the documents exactly. It took around fifteen minutes to upload everything, then I waited for the approval. Nothing unusual happened, and I could carry on using the account afterward. I now do the verification early rather than leaving it until I need to withdraw.