XLL.dll:

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

XLL.dll ?

2. CMD
3. : regsvr32 XLL.dll Enter

RegSvr32.exe :

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

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

Snappy Driver Installer

:

:

XInput1_4.dll X3DAudio1_7.dll XAPOFX1_5.dll xinput1_3.dll xlive.dll XAudio2_7.dll XAudio2_8.dll XLLEX.dll x86.dll X3DAudio1_6.dll XPSTAR.dll xinput9_1_0.dll xrWCbgnd.dll xplatform.dll X3DAudio1_5.dll xrGame.dll x265.dll X3DAudio1_4.dll xactengine2_6.dll xactengine2_0.dll X3DAudio1_3.dll xactengine2_10.dll x3daudio1_2.dll X3FSDK.dll xactengine2_3.dll X400PROX.dll xactengine2_1.dll x_lcfsmb.dll xactengine3_2.dll x4uimlz1.dll