Antivirus Para Pc Gratis Windows 11
| | Third‑party free AV | |------------------------|--------------------------| | ✅ Real‑time protection | ✅ Often higher detection rates in independent tests (AV‑Test, AV‑Comparatives) | | ✅ Firewall | ✅ Extra tools: VPN (limited), password manager, software updater, junk cleaner | | ✅ Ransomware protection (Controlled Folder Access) | ✅ More frequent updates for new threats | | ✅ Zero ads or upsells | ❌ Usually asks you to upgrade to “Pro” version | | ❌ No bundled VPN | ❌ May slow down your PC more than Defender | | ❌ No password manager | ❌ Can include toolbars or change browser settings if you’re not careful |
Mantener tu PC protegido no tiene por qué costar una fortuna. Con la llegada de Windows 11, la seguridad integrada ha mejorado drásticamente, pero muchos usuarios se preguntan si necesitan una capa extra de protección de terceros. En 2026, la respuesta depende totalmente de tu comportamiento digital.
En pruebas recientes, ha mostrado tasas de detección de malware ligeramente superiores a las de Microsoft Defender. 3. Bitdefender Antivirus Free: Potencia sin complicaciones
| | How to spot it | |----------|--------------------| | Fake pop‑up saying “Virus detected – call Microsoft now” | Microsoft never calls you. Close the browser tab. | | “Free antivirus” that requires your phone number | They will spam or sign you up for subscriptions. | | Download from antivirus-today[.]xyz | Only use .com or .org domains of known brands (Bitdefender, Kaspersky, Malwarebytes). | | “Your Windows 11 license has expired – install our antivirus to renew” | Windows 11 doesn’t work like that. |
A: For most people, yes. Add common sense + regular Windows updates, and you’re safe.
Aquí tienes una guía completa sobre el mejor , analizando desde la opción integrada de Microsoft hasta las mejores alternativas de terceros. 1. Microsoft Defender: La opción "invisible" y eficaz
Here is a detailed report on the best free antivirus options for Windows 11, categorized by user needs.
: For most home users on Windows 11, Microsoft Defender is enough – provided you keep Windows Update on and use common sense (don’t open suspicious attachments). However, if you want second‑opinion scans , extra features , or better protection against zero‑day threats , one of the free third‑party options below is a good choice.
| | Best free antivirus | |------------------|--------------------------| | Casual home user, only Office & browsing | Microsoft Defender (built‑in) | | You download many files, use USB drives, or torrent | Bitdefender Free or Kaspersky Free | | You want extra tools (VPN, cleaner, password manager) | Avast One Essential (but be ready for upgrade pop‑ups) | | You suspect you already have a virus | Malwarebytes Free (on‑demand scanner) + Microsoft Defender |
En el 2026, proteger tu ordenador no tiene por qué ser costoso. Windows 11 ya incluye una base de seguridad sólida, pero dependiendo de tu comportamiento online, podrías necesitar una capa extra de defensa.
A: Bitdefender Free and Microsoft Defender are the lightest. Kaspersky Free is also light. Avast/AVG can be heavier.
| | Third‑party free AV | |------------------------|--------------------------| | ✅ Real‑time protection | ✅ Often higher detection rates in independent tests (AV‑Test, AV‑Comparatives) | | ✅ Firewall | ✅ Extra tools: VPN (limited), password manager, software updater, junk cleaner | | ✅ Ransomware protection (Controlled Folder Access) | ✅ More frequent updates for new threats | | ✅ Zero ads or upsells | ❌ Usually asks you to upgrade to “Pro” version | | ❌ No bundled VPN | ❌ May slow down your PC more than Defender | | ❌ No password manager | ❌ Can include toolbars or change browser settings if you’re not careful |
Mantener tu PC protegido no tiene por qué costar una fortuna. Con la llegada de Windows 11, la seguridad integrada ha mejorado drásticamente, pero muchos usuarios se preguntan si necesitan una capa extra de protección de terceros. En 2026, la respuesta depende totalmente de tu comportamiento digital.
En pruebas recientes, ha mostrado tasas de detección de malware ligeramente superiores a las de Microsoft Defender. 3. Bitdefender Antivirus Free: Potencia sin complicaciones
| | How to spot it | |----------|--------------------| | Fake pop‑up saying “Virus detected – call Microsoft now” | Microsoft never calls you. Close the browser tab. | | “Free antivirus” that requires your phone number | They will spam or sign you up for subscriptions. | | Download from antivirus-today[.]xyz | Only use .com or .org domains of known brands (Bitdefender, Kaspersky, Malwarebytes). | | “Your Windows 11 license has expired – install our antivirus to renew” | Windows 11 doesn’t work like that. |
A: For most people, yes. Add common sense + regular Windows updates, and you’re safe.
Aquí tienes una guía completa sobre el mejor , analizando desde la opción integrada de Microsoft hasta las mejores alternativas de terceros. 1. Microsoft Defender: La opción "invisible" y eficaz
Here is a detailed report on the best free antivirus options for Windows 11, categorized by user needs.
: For most home users on Windows 11, Microsoft Defender is enough – provided you keep Windows Update on and use common sense (don’t open suspicious attachments). However, if you want second‑opinion scans , extra features , or better protection against zero‑day threats , one of the free third‑party options below is a good choice.
| | Best free antivirus | |------------------|--------------------------| | Casual home user, only Office & browsing | Microsoft Defender (built‑in) | | You download many files, use USB drives, or torrent | Bitdefender Free or Kaspersky Free | | You want extra tools (VPN, cleaner, password manager) | Avast One Essential (but be ready for upgrade pop‑ups) | | You suspect you already have a virus | Malwarebytes Free (on‑demand scanner) + Microsoft Defender |
En el 2026, proteger tu ordenador no tiene por qué ser costoso. Windows 11 ya incluye una base de seguridad sólida, pero dependiendo de tu comportamiento online, podrías necesitar una capa extra de defensa.
A: Bitdefender Free and Microsoft Defender are the lightest. Kaspersky Free is also light. Avast/AVG can be heavier.
