Once the update completes and you log back into Windows, do not assume everything is perfect. Follow these steps:
Even a routine update can go wrong. Here are the 9365-specific pitfalls.
The Dell XPS 13 9365 (also known as the 2-in-1 model) is a premium ultraportable laptop. Like any computing device, its performance, stability, and security depend heavily on the BIOS (Basic Input/Output System) or UEFI firmware. A BIOS update for this model is not just a routine patch—it can fix critical issues, improve hardware compatibility, and enhance system security. Dell Xps 13 9365 Bios Update
| Windows Version | Best BIOS version | Notes | |----------------|------------------|-------| | Windows 10 22H2 | 1.28.0 or 1.31.0 | Most stable | | Windows 11 23H2 | 1.33.0 or newer | Required for modern drivers | | Windows 11 24H2 | 1.35.0 | Fixes hibernation bugs |
Yes, but with caution. If you are jumping from 2018 firmware to 2022 firmware, Dell’s update utility will handle the "bridge" update automatically. However, for absolute safety: Once the update completes and you log back
Never skip more than 6 major revisions on this specific model, as the SPI flash layout changes.
The Intel 7th Gen Kaby Lake processors (i7-7Y75 or i5-7Y54) inside the 9365 were heavily impacted by the Spectre and Meltdown CPU flaws. Dell has released multiple BIOS patches to implement microcode updates from Intel. Without these, your laptop remains vulnerable to side-channel attacks that can steal passwords or encryption keys. Never skip more than 6 major revisions on
Two common and safe methods for Dell laptops:
Method A — Windows executable (recommended for most users)
Method B — BIOS flash via a USB (for advanced users / if Windows won’t boot)