Here’s a helpful post about universal Minecraft converters, written to be clear and useful for players of all technical levels.
Open Bedrock world folder (com.mojang), zip it, upload to Chunker. Audio: "Bedrock to Java is trickier because of different world heights. But Chunker handles it. Pro tip: After conversion, open the world in a Java version like 1.20.4 first, then upgrade to 1.21 to avoid chunk errors." universal minecraft converter
Universal Minecraft Tool (UMT) —widely known for its Universal Minecraft Converter universal minecraft converter