RE: Dell inspiron 7567 game running with low fps
Which CPU did you purchase on this Inspiron 7467? The i5 or the i7?
Which GPU are the games using? Onboard Intel HD Graphics 630 or Discrete GeForce GTX 1050?
How much RAM did you purchase?
Based on searches, not a hardware issue.
Go here. Ignore the ad for reimageplus. Scroll down to the Solutions.
Social Media Support
Run the PC pre-Windows diagnostics
Run the Monitor Reset & BID (Built-in Diagnostics)
Out of Warranty Support