Frequently Asked Questions（FAQ）
Hot Topic
| FAQ 610： | Command list |
| FAQ 499： | I have purchased the commercial version and I still get the message “The trial period of your ESET NOD32 license has expired!” What should I do? |
| FAQ 498： | Are the updates free? |
| FAQ 181： | Where can I buy ESET NOD32? |
| FAQ 183： | How long are the Updates and Upgrades free? |
| FAQ 185： | My e-mail address has changed. Does Eset need to know about it? |
| FAQ 186： | What do I need the Username and Password for? |
| FAQ 188： | How do I get the username and password? |
| FAQ 189： | My Username and / or Password are incorrect. What should I do? |
| FAQ 190： | How long is my Username and Password valid? |
| FAQ 191： | Invalid username / password Hot Topic |
| FAQ 193： | My ESET NOD32 Control Center is password locked (grayed out). What to do? |
| FAQ 813： | How do I open or close (allow or deny) a specific port on my ESET Smart Security Personal firewall? (4.0) |
| FAQ 812： | Installing ESET Smart Security (4.0) |
| FAQ 811： | ESET Smart Security Personal firewall behavior and user interaction (4.0) |
| FAQ 810： | How do I disable the ESET Smart Security Personal firewall? (4.0) |
| FAQ 809： | Which email clients are compatible with the ESET Smart Security Antispam module? (4.0 |
| FAQ 808： | Why is my application not working correctly with the Automatic Firewall mode set? (4.0) |
| FAQ 807： | Adding/Editing/Deleting a Blacklist entry (4.0) |
| FAQ 806： | How do I configure my ESET security product to restrict access to specific websites? (4.0) |
| FAQ 805： | Unable to send or receive emails after installing ESET Smart Security (4.0) |
| FAQ 804： | Adding/Editing/Deleting a Whitelist entry (4.0) |
| FAQ 803： | How do I remove the ESET Smart Security Antispam toolbar in Microsoft Outlook? (4.0) |
| FAQ 802： | How can I specify where my spam messages are stored? (4.0) |
| FAQ 801： | LAN or network devices not functioning after installation of ESET Smart Security (4.0) |
| FAQ 800： | The 'ESET Personal firewall initialization failed' message is displayed, what should I do? (4.0) |
| FAQ 799： | How do I disable the ESET Smart Security Antispam feature? (4.0) |
| FAQ 798： | How do I permanently disable the Personal firewall in ESET Smart Security? (4.0) |
| FAQ 797： | Why did ESET Smart Security notify me that the usage period for Learning mode has elapsed and then block all communication? (4.0) |
| FAQ 710： | Installing ESET Smart SecurityInstalling ESET Smart Security |
| FAQ 682： | How do I configure Windows Live Messenger to scan incoming files? (3.0) |
| FAQ 681： | Push Installation Errors |
| FAQ 680： | Why am I told that the Virus signature database update failed? (3.0) |
| FAQ 679： | Where is my username located in the program settings? |
| FAQ 678： | How do I know ESET Smart Security/ESET NOD32 Antivirus is updating correctly? (3.0) |
| FAQ 676： | Unable to send or receive emails after installing ESET Smart Security |
| FAQ 675： | Can I change the frequency of virus signature updates? |
| FAQ 673： | How do I remove the notification tags that are appended to my email? (3.0) |
| FAQ 672： | Where is the Mirror tab located in ESET Smart Security/ESET NOD32 Antivirus Business Edition? |
| FAQ 671： | Is ESET NOD32 Antivirus a native 64-bit application? |
| FAQ 670： | What is the difference between ESET NOD32 Antivirus 3.0 and ESET Smart Security? |
| FAQ 669： | Heuristics Explained |
| FAQ 668： | What does that GLE error code mean? |
| FAQ 667： | How do I enable all of the capabilities within the On-demand scanner? (3.0) |
| FAQ 664： | System freezes after installing my ESET product (3.0) |
| FAQ 663： | What is the ESET Smart Security Antispam Module? |
| FAQ 662： | What is ESET Remote Administrator? |
| FAQ 661： | How do I exclude certain files or folders from real-time scanning? (3.0) |
| FAQ 660： | What is the point of CD registration? (3.0) |
| FAQ 659： | How do I exclude certain files or folders from the On-demand scanner? (3.0) |
| FAQ 656： | "This installation package could not be opened" error |
| FAQ 655： | ESET Smart Security or ESET NOD32 Antivirus 3.0 installation problems (how to generate an error log) |
| FAQ 654： | How do I temporarily disable ESET Smart Security/ESET NOD32 Antivirus? (3.0) |
| FAQ 653： | The Windows Security Center displays incorrect information about the protection status of ESET Smart Security or ESET NOD32 Antivirus |
| FAQ 652： | System Requirements for ESET Smart Security System / ESET NOD32 Antivirus (3.0 ) |
| FAQ 651： | When does my license expire? |
| FAQ 649： | Email, Spamming, Hoaxes, Phishing |
| FAQ 648： | Installing ESET Smart Security or ESET NOD32 Antivirus 3.0 on a computer with the Windows 2000 operating system |
| FAQ 647： | How do I remove the ESET Smart Security Antispam toolbar in Microsoft Outlook? |
| FAQ 646： | Best Form of Protection is Prevention |
| FAQ 645： | Configuration requirements before installing ESET NOD32 Antivirus or ESET Smart Security in a domain network |
| FAQ 644： | Setting up a scheduled scan in ESET Smart Security |
| FAQ 643： | How to recognize spam |
| FAQ 642： | How to restrict access to specific web sites |
| FAQ 641： | Adding/Editing/Deleting a Whitelist entry |
| FAQ 640： | How do I remove/configure scheduled tasks on my workstations through ESET Remote Administrator? |
| FAQ 639： | How can I specify where my SPAM messages are stored? |
| FAQ 638： | How do I access log files and submit them for analysis? (3.0) |
| FAQ 637： | ThreatSense® Early Warning System (3.0) |
| FAQ 636： | How do I run an On-demand Computer scan? (3.0) |
| FAQ 635： | Secondary profile created with ESET Remote Administrator 2.0.29 not showing up when pushed to client workstations |
| FAQ 634： | LAN or network devices not functioning after installation of ESET Smart Security |
| FAQ 633： | Adding/Editing/Deleting a Blacklist entry |
| FAQ 632： | Undocumented Serious Error (0x101a) |
| FAQ 631： | Whitelist specific web sites with the ESET Smart Security Personal firewall |
| FAQ 630： | On-demand computer scan (3.0) is very slow in Windows Vista |
| FAQ 629： | How do I prevent the splash screen from displaying? (3.0) |
| FAQ 628： | Online scanner FAQ |
| FAQ 627： | The ESET Smart Security Antispam toolbar in Outlook is missing |
| FAQ 626： | Global Proxy Server Settings for ESET Smart Security/ESET NOD32 Antivirus (3.0) |
| FAQ 625： | Which email clients are compatible with the ESET Smart Security Antispam module? |
| FAQ 624： | How do I obtain a license key for the Business Editions of ESET security products? |
| FAQ 623： | How do I disable the ESET Smart Security Antispam feature? |
| FAQ 605： | Can user delete these predefine rules? |
| FAQ 604： | Why does ESS deny ICSLAP outgoing? |
| FAQ 603： | What is ICSLAP? |
| FAQ 602： | Why does ESS deny SSDP? |
| FAQ 601： | What is SSDP? |
| FAQ 600： | What is NETBIOS? |
| FAQ 599： | Why does ESS deny RPC? |
| FAQ 598： | What is RPC? |
| FAQ 597： | Why ESS have duplicated rules to allow outgoing LDAP protocol requests? |
| FAQ 596： | What is LDAP? |
| FAQ 595： | What is Kerberos protocol communication? |
| FAQ 594： | What is ICMP? |
| FAQ 593： | What is NTP? |
| FAQ 592： | Why does ESS deny the DNS incoming response? |
| FAQ 591： | What is DNS request? |
| FAQ 590： | What is DHCP? |
| FAQ 200： | Will EAV 3.0 or ESS conflicts with ClearCase from IBM (IBMR RationalR ClearCaseR product family)? |
| FAQ 202： | How do I install the ESET NOD32 antivirus system? |
| FAQ 203： | What needs to be configured during the installation and how? |
| FAQ 204： | What needs to be done after installation? |
| FAQ 205： | After installing ESET NOD32 and restart the computer, the ESET NOD32 ads appears and stop there, then an error occurs:”Error occur during communication with ESET NOD32? |
| FAQ 207： | How do I know the ESET NOD32 system works on my computer? Hot Topic |
| FAQ 208： | Can 32bit windows install 64bit ESET NOD32? |
| FAQ 209： | How to reinstall ESET NOD32? Hot Topic |
| FAQ 210： | After Installing ESET NOD32, fail to get online Hot Topic |
| FAQ 212： | Fail to install ESET NOD32 with Error [120] |
| FAQ 698： | ekrn.exe utilizes CPU 100% |
| FAQ 589： | How to delete the uninstalled software in Add/Remove program? |
| FAQ 559： | How to recover Windows System file |
| FAQ 213： | What needs to be configured? |
| FAQ 214： | How do I change the update interval? |
| FAQ 219： | How can a scheduled scanning be performed? |
| FAQ 221： | My system has been slowed down (Windows XP SP1). What to do? |
| FAQ 222： | I have problems updating from the mirror on a Windows NT/2000/XP machine. What to do? |
| FAQ 224： | My ESET NOD32 turns red, what shall I do? Hot Topic |
| FAQ 225： | How to disable ESET NOD32 label in emails |
| FAQ 226： | Does ESET NOD32 support smartermail (www.smartertools.com)? |
| FAQ 227： | How to exclude the files/folders from scanning by ESET NOD32? |
| FAQ 228： | Scan the execution file of file transmission |
| FAQ 229： | What notification messages are displayed by Anti-Stealth? |
| FAQ 230： | How do I update with the LAN Update Server (mirror) on Windows system? |
| FAQ 231： | If appear the internet is connected, but can’t browse web site, what should I do? |
| FAQ 232： | Cannot connect to Remote Administrator Server – Trouble shooting guide |
| FAQ 233： | SMTP communication messages |
| FAQ 234： | After install ESET NOD32, press ESET NOD32 logo but no any response |
| FAQ 235： | Software incompatible – Trouble shooting guide |
| FAQ 588： | I want to Re-install ESET RA Server, which folder should I backup to keep the previous record? |
| FAQ 587： | What is the path of EAV3.0 and ESS update files? |
| FAQ 236： | How do I update ESET NOD32? Hot Topic |
| FAQ 237： | I get the message: “Server Connection Failure”, what is the problem? Hot Topic |
| FAQ 238： | I get the error message: 'unable to download the file'. What should I do? |
| FAQ 239： | Will ESET NOD32 Control Center automatically dial the Update server? |
| FAQ 240： | How big are the update files? |
| FAQ 241： | Can ESET NOD32 be updated without access to Internet? |
| FAQ 242： | Is it possible to update ESET NOD32 without Internet access? |
| FAQ 243： | I get the error message: 'unable to download the file'. What should I do? |
| FAQ 244： | Do I need to notify ESET before changing my email address? |
| FAQ 245： | I have problems updating from the mirror on a Windows NT/2000/XP machine. What to do? |
| FAQ 246： | I got ”Error replacing current file”during update. What to do? |
| FAQ 247： | ESET NOD32 proxy server settings |
| FAQ 248： | ESET NOD32 trial version can not update or can not run ESET NOD32. |
| FAQ 249： | Download interrupted Hot Topic |
| FAQ 250： | Prompts ”Already updated” even signature is outdated |
| FAQ 795： | Where can I find copies of previous scan logs? (4.0) |
| FAQ 814： | What is the difference between ESET NOD32 Antivirus and ESET Smart Security? |
| FAQ 796： | What is new in ESET Smart Security 4.0 and ESET NOD32 Antivirus 4.0? |
| FAQ 794： | How do I enter my Username and Password into the system? (4.0) |
| FAQ 650： | How do I update ESET Remote Administrator with a new license file? (3.0) |
| FAQ 793： | Why am I repeatedly prompted for my username and password? (4.0) |
| FAQ 792： | What are the recommended settings for ESET NOD32 Antivirus installed on a server? (4.0) |
| FAQ 791： | Slow or no Internet connection: Protocol filtering (4.0) |
| FAQ 790： | How do I upgrade my ESET security product from the trial version to the full version? (4.0) |
| FAQ 788： | How do I password protect my settings? (4.0) |
| FAQ 787： | How do I remove the notification tags that are appended to my email? (4.0) |
| FAQ 786： | How do I disable automatic updates? (4.0) |
| FAQ 785： | How do I exclude certain files or folders from the On-demand scanner? (4.0) |
| FAQ 784： | How do I delete a quarantined file? (4.0) |
| FAQ 783： | Can I change the frequency of virus signature updates? (4.0) |
| FAQ 782： | How do I enable all of the capabilities within the On-demand scanner? (4.0) |
| FAQ 781： | Creating a scheduled scan (4.0) |
| FAQ 780： | How do I run an On-demand Computer scan? (4.0) |
| FAQ 779： | How do I restore a quarantined file? (4.0) |
| FAQ 778： | Installing ESET Smart Security/ESET NOD32 Antivirus 3.0 or 4.0 on a computer with the Windows 2000 operating system |
| FAQ 777： | How do I disable the email protection for my ESET security product? (4.0) |
| FAQ 776： | How do I access log files and submit them for analysis? (4.0) |
| FAQ 775： | Why is the On-demand scanner hanging? (4.0) |
| FAQ 774： | How do I disable the pop-up notifications about virus signature updates, scheduled scan activity, etc.? (4.0) |
| FAQ 773： | Scanning nested archives with ESET Smart Security/ESET NOD32 Antivirus (4.0) |
| FAQ 772： | How do I prevent the splash screen from displaying? (4.0) |
| FAQ 769： | Installing ESET NOD32 Antivirus (4.0) |
| FAQ 768： | How do I remotely install ESET NOD32 Antivirus (4.0) on Windows Home Server? |
| FAQ 767： | How do I use ESET SysRescue to create a bootable USB flash drive, CD or DVD? (4.0) |
| FAQ 766： | How do I uninstall or re-install ESET Smart Security/ESET NOD32 Antivirus? (4.0) |
| FAQ 765： | How do I enable POP3S and/or HTTPS? (4.0) |
| FAQ 763： | Are ESET Smart Security 4.0 and ESET NOD32 Antivirus 4.0 compatible with Windows 7? |
| FAQ 764： | How do I disable my ESET security product from notifying me about Windows updates? (4.0) |
| FAQ 762： | How do I configure my ESET security product to block most websites and allow only a few? (4.0) |
| FAQ 761： | How do I configure my ESET security product for gaming performance? |
| FAQ 758： | Why does my Protection status icon turn red after installing Service Pack 2 for Microsoft Windows Vista or Windows Server 2008? (4.0) |
| FAQ 757： | ESET Command Line Scanner Parameters (ecls.exe) (4.0) |
| FAQ 583： | How to check the successful update time from ESET NOD32? |
| FAQ 582： | How to check the installation day of ESET NOD32? |
| FAQ 579： | Configuring Windows XP Firewall to work with ESET NOD32 |
| FAQ 578： | Configuring ZoneAlarm to work with ESET NOD32 |
| FAQ 577： | Configuring Norton Internet Security to work with ESET NOD32 |
| FAQ 576： | Configuring Outpost Firewall to work with ESET NOD32 |
| FAQ 252： | How can I scan the computer and clean viruses? Hot Topic |
| FAQ 253： | What platforms are supported by ESET NOD32? |
| FAQ 254： | What modules does ESET NOD32 consist of? |
| FAQ 255： | What is AMON? |
| FAQ 256： | What is ESET NOD32? |
| FAQ 257： | How do I scan my computer? |
| FAQ 258： | How do I use the On-Demand scanner? |
| FAQ 259： | How to run ESET NOD32 with command line parameters? |
| FAQ 260： | Bluescreen occurs when running the On-Demand Scanner, what to do? |
| FAQ 261： | Why ESET NOD32 does not perform as well as in Virus Bulletin during Virus GR test getting 100% scan result? |
| FAQ 262： | Cannot open the attachments of Outlook Express |
| FAQ 263： | After install ESET NOD32 for Windows XP Professional X64, the system will hang when reboot |
| FAQ 265： | ESET NOD32 32bit version has the same installer with ESET NOD32 64bit, is it means we can download and use the ESET NOD32 32bit and ESET NOD32 64bit at the same time? |
| FAQ 266： | The Chinese version of ESET NOD32 64bit whether can run on the English version of Windows XP professional X64 platform? |
| FAQ 267： | What precautions should I take to prevent a virus infection? Hot Topic |
| FAQ 268： | Could I use my username and password on two computers? |
| FAQ 269： | How can I configure AMON to remove viruses without prompting me each time one is found? |
| FAQ 270： | How to register after purchasing ESET NOD32 renewal pack? |
| FAQ 271： | When Windows is starting up, the ESET NOD32 screen holds for minutes. What should I do? |
| FAQ 272： | What is Anti-Stealth? |
| FAQ 273： | Is ESET NOD32 compatible with Microsoft Windows Vista? Hot Topic |
| FAQ 759： | How do I use ESET Remote Administrator to disable notifications about Windows updates? (4.0) |
| FAQ 274： | What is Remote Administrator? |
| FAQ 276： | Cannot install ESET NOD32 on Windows XP remotely, getting an error Access denied. Why? |
| FAQ 277： | What are the steps to install clients and RA in a new site? |
| FAQ 278： | What port should I enable on personal firewall on client and server side? |
| FAQ 279： | How to set up an update server |
| FAQ 280： | How to renew ESET NOD32 Enterprise Edition |
| FAQ 281： | How to check the setting of ESET NOD32 connect to server |
| FAQ 283： | Another update method for update server – Use Share folder |
| FAQ 284： | How to generate report |
| FAQ 285： | A drive diskette close |
| FAQ 286： | Reinstalling ESET NOD32 RA Server shows error |
| FAQ 287： | How to create an installation package for special configuration. |
| FAQ 288： | Active administrator account in Windows Vista |
| FAQ 289： | How to repair the safe boot files |
| FAQ 290： | How to set up the client side updating through password from ESET NOD32 enterprise version |
| FAQ 980： | How to uninstall/reinstall ESET Remote Administrator Server and Console |
| FAQ 314： | How to renew ESET NOD32 Linux Server? |
| FAQ 574： | Where is the virus log file? |
| FAQ 573： | How to update ESET NOD32 for Linux Mail Server through proxy? |
| FAQ 572： | Does ESET NOD32 for Linux Server support Suse Linux Ent 9 for power? |
| FAQ 571： | How to configure Outlook Express to filter ESET NOD32 tag messages? |
| FAQ 570： | Can I use ESET NOD32 Linux Mail Server without change my current mail server setting? |
| FAQ 569： | Does ESET NOD32 for Linux Mail Server support Qmail? |
| FAQ 568： | How to completely remove the virus email rather then just clean it? |
| FAQ 567： | What distributions are supported ESET NOD32 Linux Mail Sserver? |
| FAQ 566： | What platforms are supported by ESET NOD32 Linux Mail Server? |
| FAQ 301： | What platforms are supported by ESET NOD32 Linux File Server? |
| FAQ 302： | What distributions are supported ESET NOD32 Linux File Server? |
| FAQ 303： | How does ESET NOD32 for Linux File Server works? |
| FAQ 304： | I have install ESET NOD32 for Linux File Server, but it don’t scan my folders. Why? |
| FAQ 305： | How to install ESET NOD32 for Linux File Server on Fedora Cores? |
| FAQ 306： | Is ESET NOD32 for Linux File Server designed for Linux server operation system? |
| FAQ 307： | Is ESET NOD32 for Linux File Server provides protection for Linux-based file server, web server, and Samba server against different types of computer virus, worms and Trojan House? |
| FAQ 308： | Is ESET NOD32 for Linux File Server support real-time, on-demand and scheduled scanning? |
| FAQ 309： | Is ESET NOD32 for Linux File Server provide kernel-level scanning? |
| FAQ 310： | How can ESET NOD32 for Linux File Server enable anti-virus policy enforcement? |
| FAQ 311： | Is the ESET NOD32 for Linux File Server virus pattern / signature update include at least 1-year virus pattern / signature updates and on going updates available through subscription? |
| FAQ 312： | Is ESET NOD32 for Linux Server support Suse Linux Ent 9 for power? |
| FAQ 313： | How to update ESET NOD32 for Linux File Server through Proxy? |
| FAQ 575： | How to renew ESET NOD32 Linux Server? |
| FAQ 609： | How to recover Windows System file |
| FAQ 608： | 如何修復 Windows XP |
| FAQ 585： | What is Prefetch? Is it necessary to clear this folder when virus detected? |
| FAQ 584： | How to check the virus detection time from ESET NOD32? |
| FAQ 320： | AMON detected a virus, what should I do? |
| FAQ 321： | How to restart the computer in safe mode? |
| FAQ 322： | How could I send a sample to Eset? |
| FAQ 324： | How many viruses does ESET NOD32 detect? |
| FAQ 326： | How to clean NewHeur_PE virus? Hot Topic |
| FAQ 328： | A virus cannot be cleaned/deleted |
| FAQ 329： | Why after use ESET NOD32 right key scan and find virus but the system not prompt any operation actually |
| FAQ 330： | How to clean the virus what infect the table of contents of System Volume Information |
| FAQ 332： | ESET NOD32 scanner detected a virus, but the only available option is Leave. |
| FAQ 333： | Where is the ESET NOD32 Scanner Log? |
| FAQ 336： | How to backup regedit table? |
| FAQ 337： | How to automatically delete the e-mail which infected by virus? |
| FAQ 817： | What is the difference between a Virus Signature Database update and a Program Component Update (PCU)? |
| FAQ 816： | How do I check my ESET security product installation package or other ESET tool for a digital signature? |
| FAQ 818： | How do I activate my ESET Mobile Antivirus? |
| FAQ 819： | Which phones are compatible with ESET Mobile Antivirus? |
| FAQ 820： | Installing ESET Mobile Antivirus |
| FAQ 821： | ESET Mobile Antivirus FAQ |
