Fallout 4 Update 1.10.163 -

Fallout 4 version 1.10.163 is widely considered the definitive "Pre-Next-Gen" version of the game. Released in December 2019, it is the most popular version for modding because it provides the highest compatibility with the Fallout 4 Script Extender (F4SE) and years of established community mods. 🛠️ Update Overview: What Was Added?

Q: Is there a downgrader for 1.10.163 (new) back to 1.10.163 (old)?
A: Yes. The "Fallout 4 Downgrader" tool by Zorkaz has already been updated to revert the May 2026 patch. Use it at your own risk. Fallout 4 Update 1.10.163

1. General Performance & Stability

• "Fixed an issue where frame rates would drop below 30 FPS during heavy combat in Downtown Boston."
  • Xbox Series X: Vault 88 and downtown Boston no longer drop below 40 FPS. The game finally feels stable.
  • PS5: The haptic trigger implementation (added in the previous patch) no longer glitches out when using the Pip-Boy light.
  • Last-Gen (PS4/Xbox One): This patch did not improve load times or FPS on HDD-based systems. If you are on an Xbox One S, expect the same 25 FPS in Goodneighbor.

  : Unlike newer updates that introduced bugs to features like the "Blitz" perk or caused frequent crashes with older plugins, 1.10.163 is widely regarded as "feature complete" and stable. Essential for Total Conversions : High-profile projects like the Fallout: London Fallout 4 version 1

  Patch Notes:

  The Modding Catastrophe: F4SE is Broken (Again)

  Here is the headline that matters for PC players: Update 1.10.163 breaks the Fallout 4 Script Extender (F4SE). "Fixed an issue where frame rates would drop

  For several years, 1.10.163 remained the "gold standard" version for PC modding until the "Next-Gen Update" arrived in 2024, which significantly changed the game architecture again. Modern Context April 2026

  3. Platform-Specific Fixes

  PC

  • Removed the 4K texture pack auto-download for high-end presets (now requires manual opt-in via DLC list on Steam).
  • Fixed an issue where the game would fail to launch if Fallout4Prefs.ini was set to read-only.
  • Addressed a crash when alt-tabbing during loading screens (borderless windowed mode recommended workaround remains).