首先新建记事本文件（txt文件）,把下面红色代码复制进去,然后将文件另存为以 rarreg.key 为文件名称的文件（当然因为设置的不同，可能出现你保存后的文件为 rarreg.key.txt 没关系，将其重命名，删掉.txt 会提示“改扩展名可能导致文件不可用”时点“确定”）将文件放到你的WinRAR安装文件夹就能够了！（默认安装的文件夹是C:\Program Files\WinRAR）
如今再双击一个解压包看看，它不会提示你注冊了！
3.7版注冊码
RAR registration da
Roland Geister
2 PC usage license
UID=35d377df3f9109c0cf98
6412212250cf98ba909aa421df59c2d9bfc2c56fe441d634efdebd
b34590837e4f735ccf2160ad3921ca0a4618e1028035530675182a
9455738d54a57e0ab2d29c2cf0c09f37ac90929aab3444e12e34a2
36753ff101333ca3b035205e5fe287ab57600a54c3dee94d01de64
c598977c4565bc9cfce96f7199d75c1fd8170352555cf8d930f52b
4ccfcc9995943805965eeb92f6adb9fd9d032c1e77e51ffc60e607
4fed6a1f6e6cc09f1a5773bbc9c878366f5a20ffcae94083722782
3.8版注冊码
RAR registration da
Federal Agency for Education
1000000 PC usage license
UID=b621cca9a84bc5deffbf
6412612250ffbf533df6db2dfe8ccc3aae5362c06d54762105357d
5e3b1489e751c76bf6e0640001014be50a52303fed29664b074145
7e567d04159ad8defc3fb6edf32831fd1966f72c21c0c53c02fbbb
2f91cfca671d9c482b11b8ac3281cb21378e85606494da349941fa
e9ee328f12dc73e90b6356b921fbfb8522d6562a6a4b97e8ef6c9f
fb866be1e3826b5aa126a4d2bfe9336ad63003fc0e71c307fc2c60
64416495d4c55a0cc82d402110498da970812063934815d81470829275
3.9版注冊码（3.8的注冊码，也能够用于3.9注冊）
RAR registration da
Federal Agency for Education
1000000 PC usage license
UID=b621cca9a84bc5deffbf
6412612250ffbf533df6db2dfe8ccc3aae5362c06d54762105357d
5e3b1489e751c76bf6e0640001014be50a52303fed29664b074145
7e567d04159ad8defc3fb6edf32831fd1966f72c21c0c53c02fbbb
2f91cfca671d9c482b11b8ac3281cb21378e85606494da349941fa
e9ee328f12dc73e90b6356b921fbfb8522d6562a6a4b97e8ef6c9f
fb866be1e3826b5aa126a4d2bfe9336ad63003fc0e71c307fc2c60
64416495d4c55a0cc82d402110498da970812063934815d81470829275
4.0版注冊码（与上面都一样）小猪我的4.0亲自用了这种方法。全然破解。
RAR registration da
Federal Agency for Education
1000000 PC usage license
UID=b621cca9a84bc5deffbf
6412612250ffbf533df6db2dfe8ccc3aae5362c06d54762105357d
5e3b1489e751c76bf6e0640001014be50a52303fed29664b074145
7e567d04159ad8defc3fb6edf32831fd1966f72c21c0c53c02fbbb
2f91cfca671d9c482b11b8ac3281cb21378e85606494da349941fa
e9ee328f12dc73e90b6356b921fbfb8522d6562a6a4b97e8ef6c9f
fb866be1e3826b5aa126a4d2bfe9336ad63003fc0e71c307fc2c60
64416495d4c55a0cc82d402110498da970812063934815d81470829275