An curved arrow pointing right. When a jar is vacuum-sealed, the different air pressures make it hard to open. But you can use a few simple tricks to break that stubborn seal. Follow Tech Insider ...

Since a JAR file uses a standard compression algorithm, opening a JAR file is as simple as changing its extension from .jar to .zip and extracting the contents using a standard decompression tool.

Never fear, there’s a solution in this video from TikTok user @leslylopez382: TikTok/leslylopez382 “I’ve been trying to open ...