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April 7th, 2017 09:00

Intel HD driver update creates hidden monitors and performance issues

The latest update provided for many intel HD graphics drivers, including the hd4600 v20.19.15.4531, causes issues for anyone that uses Hyper-V.

On my XPS 9530, the driver update causes the following issues:

  1. Not able to use external monitor
  2. Creates multiple hidden monitors listed as Generic non-PNP
  3. General performance is poor and laggy

The only option for now seems to be rolling back to previous driver that doesn't include fixes to help with scaling across multiple displays.

Is Dell aware of the issue?  The driver above was pushed out by Dell.  I would assume testing new drivers pushed out would include a system with Hyper-V enabled as many use this Windows Feature.

The issue has been known at Intel for quite some time however no word of an update yet.  See:

https://communities.intel.com/thread/110642

1 Message

April 13th, 2017 11:00

I observe the same problem with my Dell E6540. Also for me the only workaround I found was rolling back to driver version 10.18.15.4281. Obviously the problem was solved by Intel in the 15.40.x.y series of its HD Graphics drivers. When will Dell release a customized driver based on this version of the intel driver?

13 Posts

April 14th, 2017 06:00

I don't believe Intel has fixed it.  I tried their latest driver and the problem still exists.  Other non Dell users are also affected.

Problem with the old drivers is the WinCU scaling fixes don't play nicely with it.  On my 1080p display, all the fonts are pixilated and hard to read sometimes. Animations also seem to lag.

Hopefully a fix is released soon.  

1 Message

September 11th, 2017 06:00

any updates on when Dell will resolve this issue?

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September 11th, 2017 07:00

The fix has to come from Intel (at least at first), not Dell.  There's a thread on Intel's site about this, and basically the latest info is that it's confirmed fixed in a release that they've built internally, but they have no ETA for when it will be released to the public: communities.intel.com/.../110642

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