PSP降系统

来源：百度知道 编辑：UC知道 时间：2024/05/27 23:58:31
朋友有一个PSP 升到2.0

现在想降回到1.5 哪位大侠知道怎么做 赐教一下啊

必有重赏！

I've used this program myself and I can say that it is safe and it does work, IF you follow the directions.
我已经用过这个程序，安全，并且确实有用，只要你遵循下面的指引。

Downgrading from 2.0 to 1.5
从2.0降级到1.5

The following two files are necessary...use any of the mirrors as needed.
www.omlette.net/psp/MPHDowngrader.zip
www.omlette.net/psp/EBOOT_1.50.zip
下载上面两个文件

This will ONLY WORK on a 2.0.
仅仅可用在2.0版上（1.51和1.52请先升级到2.0）

1) You need to unzip the files MPHDowngrader.zip and EBOOT_1.50.zip. Use a program such as WinRAR, 7Zip, or WinZip (check Google). Once they are unzipped, you're ready to begin.
解压上述两个文件

2) Set up a USB connection with your PSP and your computer.
打开USB连接

3) Once the connection is set up,