BIOS Settings Reset After Boot: CSM and Resize BAR Issues

Aldebaran · 2024-09-15T23:25:56+0100

Every time I boot my PC, the BIOS settings revert to default. After changing the BIOS settings (disabling CSM, enabling 4G Decoding and Resize BAR), I save and exit. AMD Adrenalin then shows that Resize BAR is enabled. However, after the second boot, Resize BAR is disabled again, and CSM is re-enabled by default. AMD Adrenalin shows that Resize BAR is disabled. I've tried multiple times (disabling CSM, enabling 4G Decoding and Resize BAR) and saving, but it always returns to default after the first boot, and by the second boot

Motherboard: asrock b450m pro4-f

Ruru · 2024-09-16T00:10:21+0100

First gen Ryzens doesn't support it AFAIK.

RJARRRPCGP · 2024-09-16T00:26:56+0100

Resizable-BAR is irrelevant with GCN.

And, that behavior, if using Windows 11, likely will result in Windows 11 locking you out! Possibly 10, if using a Microsoft account as well.

I suggest changing the CR2032 battery!

Processor	Ryzen 7 1800X
Motherboard	Asrock B450M Pro4-F
Cooling	Deepcool GAMMAXX 400
Memory	Corsair Vengeance LPX DDR4-2400 (2x8GB)
Video Card(s)	Sapphire NITRO RX470 8GB
Storage	WD Green 500GB SATA + Walton M.2 256GB SATA + Toshiba 7200RPM 1TB
Display(s)	Dell E1916HV 1366x768 TN Panel
Case	Potato Case
Audio Device(s)	Moondrop Chu ii IEM + CX Pro DAC
Power Supply	Corsair CX450
Mouse	Aorus M2
Keyboard	Dell KB216

System Name	4K-gaming
Processor	AMD Ryzen 7 5800X
Motherboard	Asus ROG Crosshair VII Hero
Cooling	Arctic Freezer 50, GPU with custom loop
Memory	32GB Kingston HyperX Fury DDR4-3466
Video Card(s)	Asus GeForce RTX 3080 TUF OC 10GB
Storage	256+240+128+480+2x1TB SSDs + 3TB HDDs
Display(s)	Acer 27" 4K120 IPS + Lenovo 32" 4K60 IPS
Case	Corsair 4000D Airflow White
Audio Device(s)	Asus TUF H3 Wireless
Power Supply	EVGA Supernova G2 750W
Mouse	Logitech MX518 + Asus TUF P1 mousepad
Keyboard	Roccat Vulcan 121 AIMO
VR HMD	Oculus Rift CV1
Software	Windows 11 Pro
Benchmark Scores	It runs Crysis

System Name	KHR-1
Processor	Ryzen 9 5900X
Motherboard	ASRock B550 PG Velocita (UEFI-BIOS P3.40)
Memory	32 GB G.Skill RipJawsV F4-3200C16D-32GVR
Video Card(s)	Sapphire Nitro+ Radeon RX 6750 XT
Storage	Western Digital Black SN850 1 TB NVMe SSD
Display(s)	Alienware AW3423DWF OLED-ASRock PG27Q15R2A (backup)
Case	Corsair 275R
Audio Device(s)	Technics SA-EX140 receiver with Polk VT60 speakers
Power Supply	eVGA Supernova G3 750W
Mouse	Logitech G Pro (Hero)
Software	Windows 11 Pro x64 23H2

BIOS Settings Reset After Boot: CSM and Resize BAR Issues

Aldebaran

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Ruru

S.T.A.R.S.

RJARRRPCGP