1、安裝時選擇“試用” 裝完修改HOST檔案，滑鼠右擊HOST開啟方式 用記事本開啟，編輯地址檔案”C:\windows\system32\drivers\etc\”目錄下的 hosts 檔案, 在末尾加上:27.0.0.1 activate.adobe.com127.0.0.1 practivate.adobe.com127.0.0.1 ereg.adobe.com127.0.0.1 activate.wip3.adobe.com127.0.0.1 wip3.adobe.com127.0.0.1 3dns-3.adobe.com127.0.0.1 3dns-2.adobe.com127.0.0.1 adobe-dns.adobe.com127.0.0.1 adobe-dns-2.adobe.com127.0.0.1 adobe-dns-3.adobe.com127.0.0.1 ereg.wip3.adobe.com127.0.0.1 activate-sea.adobe.com127.0.0.1 wwis-dubc1-vip60.adobe.com127.0.0.1 activate-sjc0.adobe.com儲存然後再啟動Photoshopcs5輸入下面的任意一個序列號即可即可！1330-1730-0041-7458-1356-16531330-1192-4563-0046-2630-63091330-1504-1059-5545-5815-00561330-1280-6299-8054-3983-12631330-1231-0948-5818-3282-66681330-1292-7406-3209-4794-0526