В любом случае попробуйте применить твик и перезапустить службу:
Win XP:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\Browser]
"Type"=dword:00000020
"Start"=dword:00000002
"ErrorControl"=dword:00000001
"ImagePath"=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,00,73,\
00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,\
6b,00,20,00,6e,00,65,00,74,00,73,00,76,00,63,00,73,00,00,00
"DisplayName"="Обозреватель компьютеров"
"DependOnService"=hex(7):4c,00,61,00,6e,00,6d,00,61,00,6e,00,57,00,6f,00,72,00,\
6b,00,73,00,74,00,61,00,74,00,69,00,6f,00,6e,00,00,00,4c,00,61,00,6e,00,6d,\
00,61,00,6e,00,53,00,65,00,72,00,76,00,65,00,72,00,00,00,00,00
"DependOnGroup"=hex(7):00,00
"ObjectName"="LocalSystem"
"Description"="Обслуживает список компьютеров в сети и выдает его программам по запросу. Если служба остановлена, список не будет создан или обновлен. Если данная служба неразрешена, не удастся запустить любые явно зависимые службы."
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\Browser\Parameters]
"IsDomainMaster"="FALSE"
"MaintainServerList"="Auto"
"ServiceDll"=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,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,\
62,00,72,00,6f,00,77,00,73,00,65,00,72,00,2e,00,64,00,6c,00,6c,00,00,00
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\Browser\Security]
"Security"=hex:01,00,14,80,90,00,00,00,9c,00,00,00,14,00,00,00,30,00,00,00,02,\
00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00,00,\
00,00,02,00,60,00,04,00,00,00,00,00,14,00,8d,01,02,00,01,01,00,00,00,00,00,\
05,0b,00,00,00,00,00,18,00,9d,01,02,00,01,02,00,00,00,00,00,05,20,00,00,00,\
23,02,00,00,00,00,18,00,ff,01,0f,00,01,02,00,00,00,00,00,05,20,00,00,00,20,\
02,00,00,00,00,14,00,fd,01,02,00,01,01,00,00,00,00,00,05,12,00,00,00,01,01,\
00,00,00,00,00,05,12,00,00,00,01,01,00,00,00,00,00,05,12,00,00,00
Win 7, 8, 8.1, 10:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Browser]
"ImagePath"=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,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,\
00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,\
6b,00,20,00,6e,00,65,00,74,00,73,00,76,00,63,00,73,00,00,00
"Start"=dword:00000003
"DisplayName"="@%systemroot%\\system32\\browser.dll,-100"
"ErrorControl"=dword:00000001
"Group"="NetworkProvider"
"Type"=dword:00000020
"Description"="@%systemroot%\\system32\\browser.dll,-101"
"DependOnService"=hex(7):4c,00,61,00,6e,00,6d,00,61,00,6e,00,57,00,6f,00,72,00,\
6b,00,73,00,74,00,61,00,74,00,69,00,6f,00,6e,00,00,00,4c,00,61,00,6e,00,6d,\
00,61,00,6e,00,53,00,65,00,72,00,76,00,65,00,72,00,00,00,00,00
"ObjectName"="LocalSystem"
"FailureActions"=hex:84,03,00,00,00,00,00,00,00,00,00,00,03,00,00,00,14,00,00,\
00,01,00,00,00,c0,d4,01,00,01,00,00,00,e0,93,04,00,00,00,00,00,00,00,00,00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Browser\Parameters]
"MaintainServerList"="Auto"
"ServiceDll"=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,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,\
62,00,72,00,6f,00,77,00,73,00,65,00,72,00,2e,00,64,00,6c,00,6c,00,00,00
"ServiceDllUnloadOnStop"=dword:00000001
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Browser\TriggerInfo]
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Browser\TriggerInfo\0]
"Type"=dword:00000004
"Action"=dword:00000001
"GUID"=hex:07,9e,56,b7,21,84,e0,4e,ad,10,86,91,5a,fd,ad,09
"Data0"=hex:31,00,33,00,39,00,00,00,54,00,43,00,50,00,00,00,53,00,79,00,73,00,\
74,00,65,00,6d,00,00,00,00,00
"DataType0"=dword:00000002
"Data1"=hex:31,00,33,00,37,00,00,00,55,00,44,00,50,00,00,00,53,00,79,00,73,00,\
74,00,65,00,6d,00,00,00,00,00
"DataType1"=dword:00000002
"Data2"=hex:31,00,33,00,38,00,00,00,55,00,44,00,50,00,00,00,53,00,79,00,73,00,\
74,00,65,00,6d,00,00,00,00,00
"DataType2"=dword:00000002
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Browser\TriggerInfo\1]
"Type"=dword:00000004
"Action"=dword:00000002
"GUID"=hex:38,ed,44,a1,12,8e,e4,4d,9d,96,e6,47,40,b1,a5,24
"Data0"=hex:31,00,33,00,39,00,00,00,54,00,43,00,50,00,00,00,53,00,79,00,73,00,\
74,00,65,00,6d,00,00,00,00,00
"DataType0"=dword:00000002
"Data1"=hex:31,00,33,00,37,00,00,00,55,00,44,00,50,00,00,00,53,00,79,00,73,00,\
74,00,65,00,6d,00,00,00,00,00
"DataType1"=dword:00000002
"Data2"=hex:31,00,33,00,38,00,00,00,55,00,44,00,50,00,00,00,53,00,79,00,73,00,\
74,00,65,00,6d,00,00,00,00,00
"DataType2"=dword:00000002