At the bottom of a profile look for the section
Matches and Merges
Individuals should have one WikiTree profile that is shared by all family members. If you find matches for William West (West-6611) merge them. [more info] [more merging tools for William West]
[initiate a merge]
[add a match]
If there are matches under any of the options, you can just click on "remove" and then "confirm" on the next page.