picasa中文版装换成英文版怎么设置

Change your language settings

1. Open Picasa.
2. Click the Tools menu.
3. Select Options.
4. Click the General tab.
5. Select the language you'd like to use.
6. Click the OK button.
7. Click the Yes button in the the confirmation dialog box.
8. Close and restart Picasa to apply the new language.
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http://picasa.google.com/support/bin/answer.py?hl=en&answer=26374

如果是多语言版，在设置/选项中会有个语言选择菜单，选你需要的语言就可以了。