Minecraft 1.21.8-rc1

Everything below is measured by comparing the game files of 1.21.7 with 1.21.8-rc1 — not copied from patch notes.

Read from Mojang’s own release notes for 1.21.8 Release Candidate 1, published 2025-07-15. Every entry keeps its original bug ID.

7 issues fixed, read from Mojang’s own patch notes. Each entry keeps its original bug ID.

Fixed bugs in 1.21.8 Release Candidate 1 7

• MC-295947 The game screen freezes after a while on some Intel integrated graphics
• MC-296107 Entities and block entities become visually corrupted after a while on some Intel integrated graphics
• MC-296908 Text and texture atlases become visually corrupted after a while on some Intel integrated graphics
• MC-297784 Entities are shaded incorrectly after a while on Intel graphics of Gen11 architecture
• MC-298903 Items in the inventory can turn into a solid color and then disappear and text can render colored while on some Intel integrated graphics
• MC-298908 Items in the inventory are lit as if from the opposite direction on some Intel integrated graphics
• MC-299144 Crash with AMD graphics card when loading Resource Pack with invalid shader

This build was part of the run-up to 1.21.8. Everything tested here landed in that release.