Diablo 4 Hotfix 3.1.0c Targets Two Crash Problems
The July 10 hotfix fixes a Steam Deck startup crash and another issue affecting Diablo 4's in-game shop.

Blizzard released Diablo 4 hotfix 3.1.0c on July 10 for Battle.net and Steam. The small update focuses on crashes, including one that affected Steam Deck players during startup.
The hotfix arrives four days before the larger July 14 patch. That update is scheduled to increase Mythic Unique and Pandemonium Fragment drop rates alongside other changes, but Blizzard’s latest hotfix is limited to two bug fixes.
Diablo 4 Hotfix 3.1.0c Details
The first fix addresses a crash that could occur when starting Diablo 4 on Steam Deck. The second targets occasional crashes in the in-game shop. Blizzard posted the full notice on the official Diablo 4 forums.
Patch Notes: Hotfix 3 – July 10, 2026 – 3.1.0c
This hotfix focuses on startup stability for Steam Deck and crashes connected to the in-game shop. The official notes are listed below.
Bug Fixes
- Fixed a crash that occurred on Steam Deck start up.
- Fixed occasional crash in the in-game shop.
The July 14 patch will handle the broader seasonal changes, while hotfix 3.1.0c is available now on Battle.net and Steam.
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