How can I merge different accounts for Stack Exchange and Stack Overflow?
1263
How can one link / merge / combine / associate two accounts / users? (Anonymous / unregistered / cookie, or Google / Facebook / registered)
13665
Multiple github accounts on the same computer?
36528
Product support redirects to Stack Overflow
66420
Which profile details does an account merge preserve?
94150
Can Stack Exchange follow a more generic approach?
71644
How can I remove existing duplicate accounts and records at once?
739
Are we creating too many different Stack Exchange sites?
13181
Overall Stack Exchange card
16380
Do Stack Overflow and other Stack Exchange sites have an app I can use?
62082
Log In With Stack Exchange. Why was this added?
23667
Build and strengthen the Stack Exchange community with "crossover questions" between sites
56900
How do users get started on new Stack Exchange sites?
62538
Sync accounts with different SO/SE profile (not the oldest)
18284
Option to add a Stack Exchange Login to Existing Account has gone AWOL
64180
Merging duplicate accounts in Apex - Governor limits
37547
Does StackExchange have 1 multi-tenant environment, or many single-tenant environments?
28426
Remove account on a single Stack Exchange site