Cach go bo thu cong Symantec Antivirus an toan Phan I

Giao dien trinh Symantec AntiVirus

TS - Symantec Antivirus hay Norton Antivirus la chuong trinh chong virus duoc su dung rat pho bien.

Tuy nhien, khi nguoi dung go bo (Uninstall) thi thuong he thong se bi loi va doi khi dan den viec cai dat lai toan bo he dieu hanh.

Doi voi cac phien ban khac nhau thi ta cung co cach go bo khac nhau. Do do, ban can kiem tra ky phien ban minh dang su dung la phien ban may bang cach vao phan About va xem so phien ban (version). Bai viet se huong dan ban cach go bo cac phien ban moi.

Symantec AntiVirus 10.1 Client

Phien ban nay danh cho cac may tram, thuong duoc dung tren cac he thong su dung phien ban he dieu hanh 2000/XP/2003. Cach go bo bao gom 5 buoc:

Khoa Tamper Protection: ban can phai khoa Tamper Protection truoc khi khoa cac dich vu cua Symantec AntiVirus.

- Mo Symantec AntiVirus, o phan menu cau hinh (Configure), chon Tamper Protection.
- Bo chon “Enable Tamper Protection” roi nhan OK.

Khoa cac chuong trinh cua Symantec AntiVirus: Nhung chuong trinh dang duoc thuc thi can duoc khoa la: ccApp.exe, Vpc32.exe, Vptray.exe. De tat cac “process” nay, ban chon Start - Run, trong hop thoai go “taskmgr.exe” va Enter hoac phai chuot len khay he thong va chon “Task Manager”. Trong cua so “Windows Task Manager”, chon the “Processes” roi lan luot chon ccApp.exe, phai chuot “End Process”, tiep tuc voi 2 process con lai.

Khoa cac dich vu cua Symantec AntiVirus trong Services

Khoa cac dich vu Symantec AntiVirus: Ta can ngung hoat dong cac dich vu cua Symantec AntiVirus truoc khi tien hanh xoa gia tri registry. Nhan chon Start - Run, go "services.msc" trong hop thoai Run roi OK. Tim va chon cac dich vu sau roi phai chuot len chung, chon "Stop" de ngung hoat dong: SAVRoam, Symantec AntiVirus, Symantec AntiVirus Definition Watcher, Symantec Event Manager, Symantec Settings Manager.

Doi voi phien ban Symantec AntiVirus 10.2 Client thi 2 buoc tren se duoc thu ngan lai nhu sau:

- Khong co process: Vpc32.exe
- Phan dich vu, se bao gom: SavRoam, Symantec AntiVirus, DefWatch, ccEvtMgr, ccSetMgr.

Go bo khoa Registry: Day la thao tac quan trong va phuc tap nhat. Tot nhat, ban can sao luu lai toan bo registry truoc khi thuc hien cac buoc duoi day.

Chon Start - Run, go "regedit" roi OK. Trong cua so Registry Editor, tim den khoa HKEY_CLASSES_ROOT+ShellexContextMenuHandlers, o khung ben trai, phai chuot chon LDVPMenu va chon Delete.

Tim den khoa HKEY_CLASSES_ROOTInstallerFeatures. Tai day, co rat nhieu khoa la cac ky tu so dang 32F36B64A4B252548A72860862EBE504. Click chon len tung khoa va dong thoi nhin o khung ben phai. Khoa nao co "SAVMain" thi xoa toan bo khoa do.

Mo tiep den HKEY_CLASSES_ROOTInstallerProducts, va ta lai bat gap nhieu khoa mang ky tu so chu hon hop nhu o "Features". Cung thuc hien thao tac do tim tung khoa va nhin ben khung phai xem gia tri nao co dang "ProductName - Symantec AntiVirus" thi xoa ca khoa (ben trai) do di.

Mo rong khoa HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUserDataS-1-5-18Products, khoa nay cung bao gom cac khoa ky tu so. Tai khung trai, mo rong tung khoa bang cach nhan vao dau (+) truoc ten khoa, chon khoa InstallProperties. Neu ben phai co phan "DisplayName - Symantec AntiVirus" thi xoa toan bo khoa do di.

Mo rong khoa HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionUninstall, thuc hien tim tung khoa va luu y ben khung phai co Symantec AntiVirus thi xoa toan bo khoa do di.

Xoa cac khoa sau:

# HKEY_CLASSES_ROOTInstallerUpgradeCodes20A7FB42A06BB49448A397B3CB77ED4D
# HKEY_LOCAL_MACHINESOFTWAREClassesInstallerUpgradeCodes20A7FB42A06BB49448A397B3CB77ED4D
# HKEY_LOCAL_MACHINESOFTWAREINTELDllUsageVP6
# HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUpgradeCodes20A7FB42A06BB49448A397B3CB77ED4D
# HKEY_LOCAL_MACHINESOFTWARESymantecSPBBC
# HKEY_LOCAL_MACHINESOFTWARESymantecSymantec AntiVirus
# HKEY_LOCAL_MACHINESOFTWARESymantecSymNetDrv
# HKEY_LOCAL_MACHINESystemCurrentControlSetServicesEventLogSystemSAVRT

Mo rong khoa HKEY_LOCAL_MACHINESOFTWAREClassesInstallerFeatures, tim trong cac khoa va luu y khung ben phai, khoa nao co "SAVMain" thi xoa toan bo khoa do. Tiep theo, tim khoa HKEY_LOCAL_MACHINESOFTWAREClassesInstallerProducts va cung giong nhu tren, tim den khoa nao ma ben khung phai co Symantec AntiVirus thi xoa toan bo khoa do.

Tim khoa HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRun, trong khung ben phai, xoa gia tri vptray. Tiep tuc voi khoa HKEY_LOCAL_MACHINESOFTWARESymantecInstalledApps, o khung phai, xoa cac gia tri sau: AVENGEDEFS, Common Client, Common Client Data, Common Client Decomposers, NAVNT, SAV Install Directory, SAVCE, Savrt, SPBBC, SymNetDrv, VP6ClientInstalled, VP6UsageCount.

Tim khoa HKEY_LOCAL_MACHINESystemCurrentControlSetServices, xoa cac khoa phu sau: ccEvtMgr, ccSetMgr, DefWatch, NAVENG, NAVEX15, SavRoam, SAVRT, SAVRTPEL, SNDSrvc, SPBBCDrv, SPBBCSvc, Symantec AntiVirus, SYMREDRV, SYMTDI.

Tim khoa HKEY_LOCAL_MACHINESystemCurrentControlSetServicesEventLogApplication, xoa cac khoa phu sau: ccEvtMgr, ccSetMgr, DefWatch, LiveUpdate, SavRoam, Symantec AntiVirus.

Go tu khoa can tim de co the kiem chinh xac va nhanh chong hon trong Registry Editor

Ben khung trai cua Registry Editor, ban tim den phan tren cung la My Computer, tren thanh menu Edit, chon Find, ban go "VirusProtect6", xoa tat ca cac khoa chua chuoi nay. Tiep tuc thao tac tren voi tu khoa tim la "933187C5788574F4889B3B1FBB35638A".

THANH TRUC