PDF密码移除
简单说,即是你在网上找到的PDF文件打印时发现不让打印,发现是加密文件,只让看,不让改及其他操作。这是这个工具就派上用处了。(Simply put, when you print a PDF file you find on the Internet, you find that it is not allowed to print, and that it is an encrypted file. This is where this tool comes in handy.)
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