To update the BIOS on a Dell XPS 13 9365 Go to product viewer dialog for this item.
Why update the BIOS?
- Stability fixes: Resolves kernel/boot crashes and compatibility with peripherals.
- Security patches: Fixes vulnerabilities in low-level firmware.
- Power and battery improvements: Improves battery life and charging behavior.
- Hardware support: Better support for newer devices, Wi‑Fi, and Thunderbolt accessories.
4. The laptop won't turn on after the update (black screen).
Solve: Perform an RTC reset.
How to Update BIOS: Install and Upgrade BIOS on Windows | Dell US
No Downgrading: Note that once you upgrade to version 2.2.0 or later, you cannot downgrade to version 2.1.2 or earlier due to critical security enhancements. How to Update There are two primary methods to install the latest BIOS: Method 1: Using Windows (Recommended)
- Latest version: 1.35.0 (July 2024)
- Safest method: Dell Command | Update
- Critical fix in 1.21.0+: USB-C charging reliability
- Always use genuine Dell USB-C charger during update
Post-Update Checklist: What to Do Immediately After
Once the update completes and you log back into Windows, do not assume everything is perfect. Follow these steps: