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Go to the Home page (select Home in the top menu)
Scroll down to the Albums box on the left
Select the name of the Album - or click Show More if the name of the Album does not appear immediately
You arrive on the Album page
Click More Options on the right of the cover section
Select Edit from the dropdown list
You arrive on the Edit Album page
The names of the users who have access to the album are listed in the Managers and Members fields
Remove the users who should no longer have access
Press Save
You return to the Album page
The people you have added will no longer see this Album in the Albums box on their Homepage and will be unable to access it unless the album’s visibility is set to Everyone