If it has been installed with `yum` (which if probable), then remove it with

    yum remove curl

But you should also be able do downgrade it with `yum`:

    yum downgrade curl-version

See `man curl`:
...
downgrade
  Will try and downgrade a package from the version currently installed to the previously highest version (or the specified version).
...

Bests,
Michele

> On 25 Apr 2019, at 20:32, pastebin_at_gmx.com wrote:
>
> does rehat still use rpm? probably rpm -e curl ? idk i install from source
>
>
> On Thu, 25 Apr 2019 17:02:31 +0000
> tom b <jayuniversal_at_msn.com> wrote:
>
>> I am trying to figure out the proper way to uninstall curl 7.64.1 on redhat-linux and then downgrade Curl 7.29.
>>
>> Thanks,
>>
>> Tom
>
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-- 
ETH Zurich
Mr. Michele Marcionelli
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Department of Mathematics
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