[HELP] graphic card not used anymore

[weyb06]

hi,

here is the answer :

NVEncC (x64) 4.23 (r939) by rigaya, Nov  8 2018 14:15:24 (VC 1900/Win/avx2)
  [NVENC API v8.1, CUDA 8.0]
 reader: raw, avi, avs, vpy, avhw [H.264/AVC, H.265/HEVC, MPEG2, VP8, VP9, VC-1,
 MPEG1, MPEG4]

Environment Info
OS : Windows 7 x64 (7601)
CPU: Intel Core i7-4770 @ 3.40GHz [TB: 3.80GHz] (4C/8T)
RAM: Used 5555 MB, Total 16322 MB
GPU: #0: GeForce GTX 960 (1024 cores, 1228 MHz)[PCIe3x16][399.24]

List of available features.
Codec: H.264/AVC
Max Bframes               4
B Ref Mode                yes
RC Modes                  63
Field Encoding            yes
MonoChrome                no
FMO                       no
Quater-Pel MV             yes
B Direct Mode             yes
CABAC                     yes
Adaptive Transform        yes
Max Temporal Layers       0
Hierarchial P Frames      no
Hierarchial B Frames      no
Max Level                 51
Min Level                 1
4:4:4                     yes
Max Width                 4096
Max Height                4096
Dynamic Resolution Change yes
Dynamic Bitrate Change    yes
Forced constant QP        yes
Dynamic RC Mode Change    no
Subframe Readback         yes
Constrained Encoding      yes
Intra Refresh             yes
Custom VBV Bufsize        yes
Dynamic Slice Mode        yes
Ref Pic Invalidiation     yes
PreProcess                no
Async Encoding            yes
Max MBs                   65536
Lossless                  yes
SAO                       no
Me Only Mode              yes
Lookahead                 yes
AQ (temporal)             yes
Weighted Prediction       no
Max LTR Frames            8
10bit depth               no

Codec: H.265/HEVC
Max Bframes               0
RC Modes                  63
Field Encoding            no
MonoChrome                no
Quater-Pel MV             yes
B Direct Mode             no
Max Temporal Layers       0
Hierarchial P Frames      no
Hierarchial B Frames      no
Max Level                 62
Min Level                 1
4:4:4                     no
Max Width                 4096
Max Height                4096
Dynamic Resolution Change yes
Dynamic Bitrate Change    yes
Forced constant QP        yes
Dynamic RC Mode Change    no
Subframe Readback         yes
Constrained Encoding      no
Intra Refresh             yes
Custom VBV Bufsize        yes
Dynamic Slice Mode        yes
Ref Pic Invalidiation     yes
PreProcess                no
Async Encoding            yes
Max MBs                   65536
Lossless                  no
SAO                       no
Me Only Mode              no
Lookahead                 yes
AQ (temporal)             no
Weighted Prediction       no
Max LTR Frames            7
10bit depth               no

i precise that i just upgraded Hybrid & did nothing else...

regards