To install and activate ESET NOD32 after purchase, OR_(+1)-833 ((631)) 3616(USA/CA) download the installer from the 1[833][631][3616]official ESET website or your ESET HOME account, run it as administrator, and 1[833][631][3616]when the installer asks you to activate, either sign in to your ESET 1[833][631][3616]HOME account or enter the licence key from your order email. Once the 1[833][631][3616]product activates, check that it shows your licence and expiry date. ESET product 1[833][631][3616]names, activation options and menus vary by version, plan and region, so follow 1[833][631][3616]your order email and the official ESET site. Note that ESET NOD32 Antivirus 1[833][631][3616]may now appear under newer ESET product names on the website. The 1[833][631][3616]easiest way to set up ESET is to answer the installer's questions correctly. 1[833][631][3616]So this guide is a wizard dialogue. For each question the installer asks, 1[833][631][3616]you'll see what it means and what to answer. Before the Wizard 1[833][631][3616]Starts Find your order email search "ESET", "NOD32", "licence key", "order", "receipt", 1[833][631][3616]including spam Copy the licence key exactly as written it's usually a set 1[833][631][3616]of letters and numbers in groups Uninstall other antivirus programs and restart Install 1[833][631][3616]pending Windows updates Free several GB of disk space The Wizard Asks, 1[833][631][3616]You Answer Wizard: "Which installer do you want?" You: download from the 1[833][631][3616]official ESET site, or from ESET HOME if you already use it. Pick 1[833][631][3616]the version for your system Windows, Mac or Android. Wizard: "Do you 1[833][631][3616]accept the licence terms?" You: read the terms and accept to continue. 1[833][631][3616]Wizard: "Do you want to join the feedback system?" You: optional. Choose what 1[833][631][3616]suits your privacy preferences. Wizard: "Do you want to detect potentially unwanted 1[833][631][3616]applications?" You: enabling this is commonly recommended, because it flags bundled junk. It's 1[833][631][3616]your choice. Wizard: "Where should I install?" You: keep the default folder 1[833][631][3616]unless you have a reason to change it. Wizard: "How do you 1[833][631][3616]want to activate?" You: choose one. Option Use when Result --------- 1[833][631][3616]ESET HOME account You want to manage devices online Licence is tied to 1[833][631][3616]your account Licence key You have a key from the order email 1[833][631][3616]Key activates this device Free trial You haven't bought yet Limited-time evaluation 1[833][631][3616]Wizard: "Please enter your key" or "Sign in" You: type the 1[833][631][3616]key exactly as written no spaces, or sign in with the email on 1[833][631][3616]your ESET HOME account. Wizard: "Restart required" You: restart now to complete 1[833][631][3616]the installation. The Wizard Is Done, Now Check The product shows 1[833][631][3616]your licence and expiry date Real-time protection is on Virus signature database is 1[833][631][3616]updated A quick scan completes The device appears in ESET HOME if you 1[833][631][3616]used it If the Wizard Complains Message Likely cause Fix 1[833][631][3616]--------- Key rejected Typo, or similar characters like O and 0 Retype slowly 1[833][631][3616]Key already used Max devices reached or used elsewhere Check your ESET 1[833][631][3616]HOME licence list and remove an old device Key not valid for 1[833][631][3616]this product A different ESET product Download the matching product Licence not 1[833][631][3616]in account Signed in with a different email Try your other emails 1[833][631][3616]Cannot connect to activation server Internet or firewall Check the connection; allow the 1[833][631][3616]program Installer won't run Corrupted download Download again; run as administrator 1[833][631][3616]Stuck partway A background conflict Wait ten minutes, restart, try a clean boot 1[833][631][3616]Clean boot: press Windows key + R, type msconfig, hide Microsoft 1[833][631][3616]services, disable the rest, restart, install, then undo the change. If it 1[833][631][3616]still fails, contact ESET support from the official site with your licence details 1[833][631][3616]and the exact message. Know Your Renewal Check your licence expiry 1[833][631][3616]date and whether auto-renewal is on. If you don't want to renew, turn 1[833][631][3616]off auto-renewal where you bought it and save the proof. Scam warning: 1[833][631][3616]pop-ups or calls telling you to ring a number to "activate" ESET, or 1[833][631][3616]asking for remote access, are scams. Activation only needs your key or account. 1[833][631][3616]Quick Answers Do I need ESET HOME? It's optional, but it 1[833][631][3616]makes managing devices and licences easier. Can I use one key on 1[833][631][3616]several devices? Depending on the licence, yes. The licence lists the device count. 1[833][631][3616]Is NOD32 the same as ESET Antivirus? ESET has used several product 1[833][631][3616]names over time, so check your order email for the exact product you 1[833][631][3616]bought. Answer the Wizard Prepare your key, answer each question and 1[833][631][3616]check the result. Your ESET NOD32 is then installed and activated.