见http://blog.csdn.net/gangqinjiawang/archive/2009/07/15/4349093.aspx

一、下载
1、PowerDesigner 12.5官方下载地址
　http://download.sybase.com/eval/PowerDesigner/powerdesigner125_eval.exe 　大小125 MB (132,006,349 字节)

2、破解用文件

     powerdesigner125.rar
(561 K)
二、破解
环境：Window 2003 Server Enterprise+sp1+PowerDesigner12.5_eval.exe 
1、制作license.lic文件

拷贝以下内容，并保存为license.lic文件（注意扩展名是lic）  
FEATURE PD_SHELL SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=1
FEATURE PD_DEV   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=2
FEATURE PD_DA SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=3
FEATURE PD_STU   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=4
FEATURE PD_DEVE  SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=5
FEATURE PD_DAE   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=6
FEATURE PD_STUE  SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=7
FEATURE PD_VW    SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=8
FEATURE PD_CDM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=9
FEATURE PD_XSM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=0
FEATURE PD_ILM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=1
FEATURE PD_RQM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=2
FEATURE PD_PDM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=3
FEATURE PD_OOM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=4
FEATURE PD_BPM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=5
FEATURE PD_RMG   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=6
FEATURE PD_FRM   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=7
FEATURE PD_RTP   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=8
FEATURE PD_MMR   SYBASE 12.50 permanent uncounted 1 TS_OK HOSTID=ANY SIGN2=9

2、查看版本

安装之后，About PowerDesigner显示“PowerDesigner Studio Enterprise Tral. Expires in 15days”

3、破解过程
3.1替换pdflm12.dll

拷贝pdflm12.dll到安装目录，如c:\programe files\sybase\PowerDesigner 12.5\  
A、打开PD12.5，菜单Tools -> License Parameters..，显示License Management Wizard。单击[下一步] ,
B、显示License Load窗口 
C、电击[Load]，选择上面生成的license.lic文件，之后显示License Key。

D、单击[下一步]显示选择语言窗口，选择PRC。

F、点击[完成]，系统提示授权配置成功更新！
4、确认破解 mN;YAq6 
About PowerDesigner不再显示“PowerDesigner Studio Enterprise Tral. Expires in 15days”