Java Edition 1.21.5 Release Candidate 1

Minecraft 1.21.5 Release Candidate 1

Edition	Java Edition
Release date	March 20, 2025
Type	Release Candidate
Release candidate for	1.21.5
Downloads	Client (.json) Server
Obfuscation maps	Client Server
Protocol version	dec: 1073742066  hex: 400000F2
Data version	4323
Resource pack format	55
Data pack format	71
Minimum Java version	Java SE 21
◄◄  1.21.4 1.21.5 ◄  1.21.5 Pre-Release 3 1.21.5 Release Candidate 1

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    "title": "Minecraft 1.21.5 Release Candidate 1",
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    "footer": "<table style=\"margin: auto; word-break: break-word;\">\n<tr style=\"background: inherit;\">\n<td style=\"padding: 0.4em\" >[[Java Edition  1.21.4|<span style=\"margin-right:-0.35em\">◄</span>◄   1.21.4]]</td>\n<td style=\"padding: 0.4em\">'''[[Java Edition 1.21.5|1.21.5]]'''</td>\n<td style=\"padding: 0.4em\" rowspan=\"2\"></td>\n</tr>\n<tr style=\"background: inherit;\">\n<td style=\"padding: 0.4em\">\n[[Java Edition  1.21.5 Pre-Release 3|◄   1.21.5 Pre-Release 3]]\n</td>\n<td style=\"padding: 0.4em\">''' 1.21.5 Release Candidate 1'''</td>\n</tr>\n</table>"
}

1.21.5 Release Candidate 1 (known as 1.21.5-rc1 in the launcher) is the first release candidate for Java Edition 1.21.5, released on March 20, 2025. This is the first release candidate released in 2025.

Fixes

3 issues fixed

From the 1.21.5 development versions

• MC-295383 – "Received missed or reordered chat message from server" string doesn't make logical sense

From the previous development version

• MC-295412 – Lighting of magma block is incorrect
• MC-295416 – Beacon receives wrong shading from nearby blocks

Video

Video made by Slicedlime: