TL-AC7413-E99

TP-Link TL-AC7413-E99 DNS Resolution Error

TP-Link DNS Resolution Error Deco
88% fix rate

Cause

Primary DNS server unreachable

Fix Steps

  1. Open router admin panel and navigate to DNS settings
  2. Change primary DNS to 8.8.8.8 (Google) or 1.1.1.1 (Cloudflare)
  3. Set secondary DNS to 8.8.4.4 or 1.0.0.1
  4. Flush DNS cache: ipconfig /flushdns (Windows) or sudo dscacheutil -flushcache (Mac)
  5. Restart router and connected devices
  6. Test DNS resolution: nslookup google.com
  7. Contact ISP if DNS failures persist at their nameserver

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