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I got a new laptop a few weeks ago (Dell XPS 15). Soon after I installed the basic software I needed (Browser, Antivirus, E-Mail software, ...) , videos started to get stuck at the first frame. Audio does also not play. Netflix, Youtube, and even .mp4 files on the HDD are affected. Flash Player, Shockwave Player and Browser are on the newest version. I also re-installed each a few times but it didn't change anything.
I also noticed that the system boots relatively slow and is very slow for the first ~3-4 minutes after boot.
Most of the time a simple reboot solves the problem. But it is very annoying. What could be the reason? I think it is not a HTML5-Player / Flash-Player problem because .mp4 files also don't work.
Here's what MediaInfo prints for a sample .mp4 file:
General
Format : MPEG-4
Format profile : Base Media / Version 2
Codec ID : mp42 (mp42/avc1)
File size : 5.26 MiB
Duration : 1 min
Overall bit rate : 734 kb/s
Encoded date : UTC 2010-02-09 01:55:39
Tagged date : UTC 2010-02-09 01:55:40
Video
ID : 2
Format : AVC
Format/Info : Advanced Video Codec
Format profile : Baseline@L3
Format settings, CABAC : No
Format settings, ReFrames : 2 frames
Format settings, GOP : M=1, N=64
Codec ID : avc1
Codec ID/Info : Advanced Video Coding
Duration : 1 min
Duration_LastFrame : 95 ms
Bit rate : 613 kb/s
Width : 640 pixels
Height : 360 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 24.000 FPS
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.111
Stream size : 4.39 MiB (83%)
Language : English
Encoded date : UTC 2010-02-09 01:55:39
Tagged date : UTC 2010-02-09 01:55:40
Color range : Limited
Color primaries : BT.601 NTSC
Transfer characteristics : BT.709
Matrix coefficients : BT.601
Audio
ID : 1
Format : AAC
Format/Info : Advanced Audio Codec
Format profile : LC
Codec ID : 40
Duration : 1 min
Source duration : 1 min
Bit rate mode : Constant
Bit rate : 64.0 kb/s
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 22.05 kHz
Frame rate : 21.533 FPS (1024 spf)
Compression mode : Lossy
Stream size : 478 KiB (9%)
Source stream size : 478 KiB (9%)
Language : English
Encoded date : UTC 2010-02-09 01:55:39
Tagged date : UTC 2010-02-09 01:55:40
Other #1
ID : 3
Type : Hint
Format : RTP
Codec ID : rtp
Duration : 1 min
Title : Hinted Video Track
Language : English
Default : No
Encoded date : UTC 2010-02-09 01:55:39
Tagged date : UTC 2010-02-09 01:55:40
Duration_LastFrame : 95
Other #2
ID : 4
Type : Hint
Format : RTP
Codec ID : rtp
Duration : 1 min
Title : Hinted Sound Track
Language : English
Default : No
Encoded date : UTC 2010-02-09 01:55:39
Tagged date : UTC 2010-02-09 01:55:40
Source duration : 60140
Source_Duration_FirstFrame : 46
Source frame count : 648
Source stream size : 41456
Stream size : 41456
Bit rate mode : VBR
I am running Windows 10 64-Bit.
It might be bad codecs. Try to install the K-Lite Mega Codec Pack and reboot. If this doesn't help, try another player such as VLC. Some details about which players are getting stuck will help.
– harrymc – 2016-09-08T08:08:18.093