If you see the "Por favor comprueba la conexión" error, the issue is almost always related to local firewall permissions or a temporary server outage. Start by checking the AnyDesk Status page, then proceed to allow the app through your Windows Firewall.

The AnyDesk error message "AnyDesk no conectado al servidor. Por favor, compruebe su conexión a Internet" typically occurs when the client cannot establish a handshake with AnyDesk's global servers. This is often caused by localized network instability, firewall restrictions, or incorrect system time synchronization. Core Troubleshooting Steps Error messages - AnyDesk Help Center

This error message typically indicates that the AnyDesk client is unable to reach its backend servers due to local configuration issues or security blocks.  Quick Fixes 

Restart everything: Close AnyDesk completely from the taskbar, reboot your router, and restart your computer.

Sync your system clock: An incorrect date or time can prevent AnyDesk from establishing a secure connection. Go to your system's Date & Time settings and click Sync now.

Check server status: Verify if AnyDesk's global network is down at the official AnyDesk Status Page.  Step-by-Step Troubleshooting  1. Allow AnyDesk Through Firewall 

Windows Defender or third-party antivirus software often blocks AnyDesk's network traffic.  Search for Windows Defender Firewall in your Start menu.

Select Allow an app or feature through Windows Defender Firewall. Click Change settings and locate AnyDesk in the list.

Ensure both Private and Public checkboxes are ticked for all AnyDesk entries. Click OK and restart AnyDesk.  2. Reset AnyDesk Configuration Files 

Corrupted cache or configuration data can cause persistent connection failures.  Error messages - AnyDesk Help Center

AnyDesk connection errors are usually caused by local network restrictions, outdated software, or incorrect proxy settings.

The error message "Error de conexión: por favor comprueba la conexión a internet" specifically means the AnyDesk client cannot reach the AnyDesk servers, even if your browser is working fine. Quick Fix Checklist Restart the service:

Close AnyDesk completely and restart it as an Administrator. Check the AnyDesk Status: anydesk.com to see if their servers are down. Disable VPNs:

Virtual Private Networks can sometimes tunnel traffic in a way that blocks AnyDesk. Update the App:

Ensure both the local and remote devices are running the latest version. Detailed Solutions 1. Configure Windows Firewall Sometimes Windows blocks AnyDesk's communication ports. Control Panel System and Security Windows Defender Firewall Allow an app or feature through Windows Defender Firewall in the list. Ensure both checkboxes are ticked. 2. Change the Connection Port

If your ISP or router is blocking the default port, you can force AnyDesk to use a different one. in AnyDesk. Connection "Allow HTTP-Proxy" or toggle the setting for Restart AnyDesk to apply changes. 3. Disable IPv6

In some network environments, IPv6 causes "handshake" errors with AnyDesk servers. Network and Sharing Center Change adapter settings

Right-click your active connection (Wi-Fi or Ethernet) and select Properties Internet Protocol Version 6 (TCP/IPv6) and try connecting again. 4. Clear DNS Cache

A corrupted DNS cache can prevent the app from finding the AnyDesk server address. Command Prompt ipconfig /flushdns netsh winsock reset Restart your computer Common Error Codes Related to Connection Error Code Potential Cause win_error_10060 The connection timed out; usually a firewall issue. win_error_10061 The target machine actively refused the connection. anynet_unknown_address DNS cannot resolve the AnyDesk server name.

If you are in a corporate office, your IT department may have blocked the standard ports (6568, 7070, or 80) . You may need to ask them to whitelist *.net.anydesk.com If you'd like to troubleshoot further, let me know: Are you on a work/office network home network Is this happening on a Windows, Mac, or Linux Does the error happen immediately or after trying to connect to a specific ID?

I can provide more specific commands or settings based on those details!

Resolving AnyDesk Connection Errors: A Troubleshooting Guide

The error message "Error de conexión: Por favor comprueba la conexión a Internet" (Connection error: Please check the internet connection) typically occurs when the AnyDesk client cannot establish a stable link with its servers. While it points to your internet, the root cause is often a local configuration issue rather than a total network outage.

Below is a guide to the most effective solutions to get you back online. 1. Synchronise Your System Clock

AnyDesk relies on precise global time for server authentication. If your computer's clock is even slightly off, the connection may be rejected.

How to fix: Go to Settings > Time & Language > Date & Time and ensure "Set time automatically" and "Set time zone automatically" are both toggled ON.

Pro Tip: Some users find they must reinstall AnyDesk after fixing the clock to clear the error. 2. Configure Windows Firewall

A common culprit is the firewall blocking AnyDesk's communication ports (specifically ports 7070 and 6568). AnyDesk Not Connected to Server - 8 Fixes - HelpWire

20 Jan 2026 — Table of Contents * Windows Firewall Settings. * Synchronize Time and Reinstall. * Antivirus Exception. * Keep AnyDesk Up to Date.

AnyDesk Not Connecting? 9 Ways to Fix It Quickly + ... - DeskIn

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If the software files are corrupted, a clean install is the fastest fix.

The background service that manages the network connection might have frozen.