How to test the compressed package to know whether there is a problem with the compressed file? We can use compression and decompression tools to test. The following will teach you the specific method of testing the compressed file to know whether the compressed file is complete. . We first need to make a u-boot U disk boot disk, and then put the compressed package to be detected in the U disk for testing.
1. Insert the prepared u-boot USB disk into the computer USB interface, set the boot items and press the shortcut key to enter the u-boot main menu interface, select "[02] u-boot win8pe standard Version (new machine)" and press Enter,
2. After entering the win8pe system, click the Start button, then click File Tools → 7-zip (Compression and Decompression Tool) ,
3. Find the compressed file to be tested in the opened compression and decompression tool. We select the song.7z compressed file in the picture below and click the "Test" icon button.
4. Then comes the testing process, quietly waiting for the test to complete,
5. Finally, the test results window will pop up. The picture below shows that no errors were found. We click the OK button.
< center>Through the above test, we can understand this compression Check whether there is a problem with the file. If there is a problem, the compression and decompression tool will prompt you to test the compressed file. The method is introduced here. Users in need should try it quickly.