Duplicate, submitted URL not selected as canonical
58767
What is the solution for "Submitted URL not selected as canonical" in Google Search Console beta?
36244
Duplicate flag links in 10k tools are broken
74028
"Duplicate of...[deleted post]"
23175
Canonical URLs in sortable paginated lists
135396
URL with dashes and underscores altered when inserted into [name](url) notation
37997
Canonical URL for a home page and trailing slashes
81022
"Edit Approved" links are showing as plain text
155956
Does URL encoding create duplicate content?
149870
URL not handled correctly in Comments
10021
Duplicate title tags error in webmaster tools
102901
How to handle link rot and broken links?
122241
Why is the hash part of the URL not available on the server side?
43457
Don't delete comments with link to duplicate if they are modified
28585
submitting a GET form with query string params and hidden params disappear
39852
One incorrectly declined flag causes a warning every time I attempt to flag a post
43391
prevent user creating a duplicate node title
112391
How should one respond to "duplicate answer" flags?