atiumd64.dll:

atiumd64.dll, C:\WINDOWS\system32, C:\Windows\SysWOW64\ Microsoft Dynamic-link library

atiumd64.dll ?

2. CMD
3. : regsvr32 atiumd64.dll Enter

RegSvr32.exe :

Regsvr32 [/u] [/n] [/i[:cmdline]] atiumd64.dll

/n -  /i
/s – 
/u - 
/i -  [cmdline];  /u, 

Snappy Driver Installer

:

:

atiadlxx.dll atiumdag.dll atig6pxx.dll aticfx64.dll atio6axx.dll atiu9pag.dll atioglxx.dll atig6txx.dll atiadlxy.dll atidxx64.dll aticfx32.dll atidxx32.dll atiumd6a.dll atiu9p64.dll atipdlxx.dll atiumd64.dll atiumdva.dll atiuxpag.dll atiuxp64.dll atigktxx.dll ATILog.dll atimpenc.dll atipdl64.dll atimgpud.dll atixclib.dll atidvcr.dll atiglpxx.dll aticaldd.dll atisamu32.dll ati.dll