The ASUS TUF GAMING B450M-PLUS II is an ASUS TUF GAMING series mid-range gaming motherboard supporting AMD Ryzen processors (AMD 400-series chipset) on the AM4 socket with DDR4 memory. It targets gamers seeking reliability and value and provides a comprehensive feature set for its platform tier. BIOS updates deliver stability improvements, security patches, new processor compatibility, and platform optimizations.
Product released: April 1, 2018
Latest firmware version
Version 4645, released February 3, 2026
Last checked for updates: Aug 2, 2026 10:39 UTC
What's new in version 4645
Improve system compatibility
Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP) using BIOSRenamer.
LatestUpdate has tracked 24 versions of ASUS TUF GAMING B450M-PLUS II firmware, released between September 16, 2020 and February 3, 2026.
Version 4645 - February 3, 2026: Improve system compatibility Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP) using BIOSRenamer.
Version 4644 - September 22, 2025: This BIOS update for Ryzen™ 5000 G-Series /4000 G-Series /3000 G-Series /2000 G-Series systems includes a critical fTPM firmware upgrade, enhancing security an…
Version 4641 - August 14, 2025: 1. Updated AGESA version to ComboV2 PI 1.2.0.F. 2. Implemented security updates. Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450…
Version 4622 - November 14, 2024: 1. Updated AGESA to version ComboV2PI 1.2.0.Cc. 2. Resolved CPU exception when adjusting items like ""When system is in sleep, hibernate, or soft off states""…
Version 4610 - May 10, 2024: 1. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP) using BIOSRenamer.
Version 4604 - April 8, 2024: Update AGESA version to ComboV2PI 1.2.0.Ca. Fix AMD processor vulnerabilities security. Before running the USB BIOS Flashback tool, please rename the BIOS file…
Version 4402 - January 8, 2024: 1.This update includes the patch for the LogoFAIL vulnerabilities 2.Support graphics card with M.2 storage Before running the USB BIOS Flashback tool, please r…
Version 4401 - October 23, 2023: 1. Update AGESA version to ComboV2PI 1.2.0.B 2. Update AMD 5000/3000 Series CPU fTPM version, please back up Bitlocker recovery key before updating this versio…
Version 4204 - September 4, 2023: Recommended for vital update to mitigate the potential security vulnerabilities Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450M…
Version 4202 - July 31, 2023: 1. Update AGESA version to ComboV2PI 1.2.0.A 2. Mitigate the AMD potential security vulnerabilities for AMD Athlon™ processors and Ryzen™ processors 3. Improve…
Version 4010 - March 21, 2023: 1. Update AGESA version to ComboV2PI 1208 2. Mitigate the AMD potential security vulnerabilities for AMD Athlon™ processors and Ryzen™ processors Before runnin…
Version 3802 - May 12, 2022: 1. Update AMD AM4 AGESA V2 PI 1.2.0.7. 2. Fix AMD fTPM issue causes random stuttering. Before running the USB BIOS Flashback tool, please rename the BIOS file…
Version 3604 - March 15, 2022: 1. Update AMD AM4 AGESA V2 PI 1.2.0.6b 2. Improve system performance and stability 3. Improve system performance for AMD Ryzen 7 5800X3D Before running the USB…
Version 3211 - August 26, 2021: 1. Update AMD AM4 AGESA V2 PI 1.2.0.3 Patch C 2. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP…
Version 3205 - July 21, 2021: Support Windows 11 by default, no settings changes required in the UEFI BIOS. Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2…
Version 3202 - June 24, 2021: 1. Update AMD AM4 AGESA V2 PI 1.2.0.3 Patch A 2. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP…
Version 3002 - March 19, 2021: - Update AMD AM4 AGESA V2 PI 1.2.0.1 - Support Smart Access Memory for Ryzen 3000 Series Processors - Fix the L3 cache performance in AIDA64 - Improved system…
Version 2807 - February 9, 2021: 1. Update AMD AM4 AGESA V2 PI 1.2.0.0 2. Update AMD RAID UEFI driver 3. Improve system stability Before running the USB BIOS Flashback tool, please rename the…
Version 2803 - January 18, 2021: 1． Improve system Performance and stability 2． Improve ReSizable BAR compatibility for NVIDIA RTX30 series graphics cards Before running the BIOS Flashback too…
Version 2602 - January 7, 2021: Update AMD AM4 AGESA V2 PI 1.1.9.0. Before running the BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP) using BIOSRenamer
Version 2409 - December 4, 2020: 1.New CPU support 2.Offer a Re-size BAR Support option to enhance GPU performance. Before running the USB BIOS Flashback tool, please rename the BIOS file (TB4…
Version 0401 - November 9, 2020: Improve system compatibility. Support ALC897 audio codec Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP) using BIOSRenam…
Version 0309 - September 16, 2020: Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP) using BIOSRenamer
Update prediction
This product has not received a firmware update in a long time and may be discontinued.
ASUS typically releases firmware updates for this product approximately every 109 days.
The ASUS TUF GAMING B450M-PLUS II is an ASUS TUF GAMING series mid-range gaming motherboard supporting AMD Ryzen processors (AMD 400-series chipset) on the AM4 socket with DDR4 memory. It targets gamers seeking reliability and value and provides a comprehensive feature set for its platform tier. BIOS updates deliver stability improvements, security patches, new processor compatibility, and platform optimizations. It was originally released on April 1, 2018.
What is the latest firmware version of ASUS TUF GAMING B450M-PLUS II?
The latest firmware version of ASUS TUF GAMING B450M-PLUS II is 4645. It was released on February 3, 2026.
What changed in ASUS TUF GAMING B450M-PLUS II firmware version 4645?
ASUS TUF GAMING B450M-PLUS II firmware version 4645 includes the following changes: Improve system compatibility
Before running the USB BIOS Flashback tool, please rename the BIOS file (TB450MG2.CAP) using BIOSRenamer.
How do I update the ASUS TUF GAMING B450M-PLUS II firmware?
To update the ASUS TUF GAMING B450M-PLUS II firmware, download the latest version (4645) from ASUS's website. Follow ASUS's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from ASUS's support page.
Where can I download the latest ASUS TUF GAMING B450M-PLUS II firmware?
Details and download instructions for the latest ASUS TUF GAMING B450M-PLUS II firmware (version 4645) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/tuf-gaming/tuf-gaming-b450m-plus-ii/helpdesk_bios/
How do I check for ASUS TUF GAMING B450M-PLUS II firmware updates?
You can track ASUS TUF GAMING B450M-PLUS II firmware updates automatically on LatestUpdate.io. We monitor ASUS's releases and notify you when new firmware versions are available, so you never miss an update.
How often does ASUS release firmware updates for ASUS TUF GAMING B450M-PLUS II?
We have tracked 24 firmware versions of ASUS TUF GAMING B450M-PLUS II. Based on historical patterns, updates are released approximately every 109 days. ASUS releases updates to fix bugs, improve performance, and add new features. Track this product on LatestUpdate.io to be notified of future releases.
Has ASUS TUF GAMING B450M-PLUS II been discontinued?
ASUS TUF GAMING B450M-PLUS II has not received a firmware update in a long time and may be discontinued. However, some products resume updates after extended periods. Track this product on LatestUpdate.io to be notified if a new update is released.
Is ASUS TUF GAMING B450M-PLUS II still receiving firmware updates?
Yes, ASUS TUF GAMING B450M-PLUS II received a firmware update within the last year. The most recent version is 4645.
Who makes ASUS TUF GAMING B450M-PLUS II?
ASUS TUF GAMING B450M-PLUS II is manufactured by ASUS. Visit the official product page for more information.