No, they didn't take it back, they did investigate her and they did find the exact thing people said they would find.

The country probably would have been better off with her at the helm.

But the "claims" were accurate.

https://www.fbi.gov/news/press-releases/statement-by-fbi-director-james-b-comey-on-the-investigation-of-secretary-hillary-clinton2019s-use-of-a-personal-e-mail-system

Although we did not find clear evidence that Secretary Clinton or her colleagues intended to violate laws governing the handling of classified information, there is evidence that they were extremely careless in their handling of very sensitive, highly classified information.

"She did it. Maybe without meaning to, but she did do it."