1樓：
中毒了，把電腦中的受保護的檔案也顯示出來，搜尋一個叫autorun.exe或autorun.inf的檔案，刪除，再從登錄檔查詢到刪除，多次刪直到沒有了為止。
2樓：泥葛菲
開啟記事本
寫入windows registry editor version 5.00
[hkey_classes_root\unknown]
"alwaysshowext"=""
"queryclassstore"=""
[hkey_classes_root\unknown\shell]
@="openas"
[hkey_classes_root\unknown\shell\openas]
[hkey_classes_root\unknown\shell\openas\command]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,72,00,75,00,\
6e,00,64,00,6c,00,6c,00,33,00,32,00,2e,00,65,00,78,00,65,00,20,00,25,00,53,\
00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,00,5c,00,73,00,\
79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,00,68,00,65,00,6c,00,6c,\
00,33,00,32,00,2e,00,64,00,6c,00,6c,00,2c,00,4f,00,70,00,65,00,6e,00,41,00,\
73,00,5f,00,52,00,75,00,6e,00,44,00,4c,00,4c,00,20,00,25,00,31,00,00,00
儲存後命名為「*.reg」雙擊開啟匯入登錄檔
問題解決
winxp開啟方式/選擇程式,提示拒絕訪問 155
3樓：李雲龍飛
開啟「記事本」，複製如下內容：
windows registry editor version 5.00
[hkey_classes_root\unknown]
"alwaysshowext"=""
"queryclassstore"=""
[hkey_classes_root\unknown\shell]
@="openas"
[hkey_classes_root\unknown\shell\openas]
[hkey_classes_root\unknown\shell\openas\command]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,72,00,75,00,\
6e,00,64,00,6c,00,6c,00,33,00,32,00,2e,00,65,00,78,00,65,00,20,00,25,00,53,\
00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,00,5c,00,73,00,\
79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,00,68,00,65,00,6c,00,6c,\
00,33,00,32,00,2e,00,64,00,6c,00,6c,00,2c,00,4f,00,70,00,65,00,6e,00,41,00,\
73,00,5f,00,52,00,75,00,6e,00,44,00,4c,00,4c,00,20,00,25,00,31,00,00,00
儲存檔名：「解決開啟方式拒絕訪問.reg」，（確保在「資料夾選項」中去掉「隱藏已知檔案型別的副檔名」），雙擊執行此檔案
4樓：高飛天
你檢查一下，相關的服務是不是關閉了。
還有一種情況可能是病毒，導致你的資料夾不能開啟。
如果木馬沙科時下在德，建議你對這個院檔案進行病毒掃描。
5樓：匿名使用者
只要能進入我的電腦,這樣:
工具->資料夾選項->檔案型別
點"新建",輸入"exe"(無分號),點高階,選"應用程式",確定.
右鍵－開啟方式－選擇程式，拒絕訪問，怎麼辦？
6樓：匿名使用者
我也碰到過這個問題
開啟記事本
寫入 windows registry editor version 5.00
[hkey_classes_root\unknown]
"alwaysshowext"=""
"queryclassstore"=""
[hkey_classes_root\unknown\shell]
@="openas"
[hkey_classes_root\unknown\shell\openas]
[hkey_classes_root\unknown\shell\openas\command]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,72,00,75,00,\
6e,00,64,00,6c,00,6c,00,33,00,32,00,2e,00,65,00,78,00,65,00,20,00,25,00,53,\
00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,00,5c,00,73,00,\
79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,00,68,00,65,00,6c,00,6c,\
00,33,00,32,00,2e,00,64,00,6c,00,6c,00,2c,00,4f,00,70,00,65,00,6e,00,41,00,\
73,00,5f,00,52,00,75,00,6e,00,44,00,4c,00,4c,00,20,00,25,00,31,00,00,00
儲存後命名為「*.reg」雙擊開啟匯入登錄檔
問題解決
7樓：天涯衰草
有可能是組策略裡面有許可權的限制，你修改一下組策略。
執行：gpedit.msc
8樓：樹陽羽
是登錄檔被不小心改動了,你按下面的操作做:
新建一記事本,在記事本里寫入
windows registry editor version 5.00
[hkey_classes_root\unknown]
"alwaysshowext"=""
"queryclassstore"=""
[hkey_classes_root\unknown\shell]
@="openas"
[hkey_classes_root\unknown\shell\openas]
[hkey_classes_root\unknown\shell\openas\command]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,72,00,75,00,\
6e,00,64,00,6c,00,6c,00,33,00,32,00,2e,00,65,00,78,00,65,00,20,00,25,00,53,\
00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,00,5c,00,73,00,\
79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,00,68,00,65,00,6c,00,6c,\
00,33,00,32,00,2e,00,64,00,6c,00,6c,00,2c,00,4f,00,70,00,65,00,6e,00,41,00,\
73,00,5f,00,52,00,75,00,6e,00,44,00,4c,00,4c,00,20,00,25,00,31,00,00,00
儲存後命名為「*.reg」雙擊開啟匯入登錄檔
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