单位有一台老设备使用的是WindowsNT4.0的系统，共享出来一个文件夹，问题来了：Windows7不能访问，输入正确的用户和密码，也不能访问；提示：未知用户名或错误密码。肯定用户名和密码是正确的.奇怪的是：WindowsXP，WindowsServer2008R2能正常访问；请大家帮忙哦。
工具/原料
Windows7,组策略
WindowsNT4.0
方法/步骤
1、clickthestartbuttonandtypesecpol.mscinthesearchfunction.
2、Clickonthedropdownmenuandselect"SendLM&NTLM-useNTLMv2sessionsecurityifnegotiated".Applythesettings.
3、IntheAdvancedsharingse隋茚粟胫ttingspageofNetworkandsharingcenter,烤恤鹇灭youneedtohaveitsetasWork/Homeprofile.TryMakesurecomputersarethesameworkgroupfornow(youcanchangeitlater)EnablenetworkdiscoveryTurnonfileandprintsharingTurnoffpasswordprotectedsharingTurnonUseuseraccountsandpasswordstoconnecttoothercomputersTheothersettingssuchasencryptionIhavesetasuse128bitencryption,youmayneedlower.Pleasecheckrelatedpolicies.
4、IfaHOMEversionofwin7龀音孵茧1.LaunchregeditfromS墉掠载牿tartSearchbox.2.Findthefollowingbranch.HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa3.CreateaDWORDkeyunderLsaandset:Name:LmCompatibilityLevelValue:14.Restart.