Version 1.12.2 has a famous quirk. When you use an X-Ray pack, caves are dark, and you can't see hidden ores behind dirt. However, 1.12.2 allows you to manually edit your brightness settings to see through darkness (Fullbright).
Are you encountering specific visual issues, like a or invisible ores ? 1.12.2 x ray texture pack
To install the 1.12.2 X-Ray Texture Pack, players need to: Version 1
An X-Ray pack is the method.
Using X-Ray is considered cheating and is against the rules of almost every server. You will likely be banned by anti-cheat plugins or staff. Use this only for Single Player survival or finding builds. caves are dark
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