E-Bay ACCESS DENIED messages checklist from Dell

 Below is a practical, step‑by‑step checklist to make your Windows + Firefox setup look “normal” and low‑risk to sites like eBay (Akamai‑protected), followed by specific settings and extensions that commonly make things worse.

 ✅ “Normal‑Looking” Windows + Firefox Checklist (eBay‑Safe)

Windows (System-Level) ✅ Network & DNS

DNS set to Automatic

Settings → Network → Adapter → IPv4 No custom DNS (Cloudflare, Google, NextDNS, Pi‑hole)

Run once: BATipconfig /flushdnsShow more lines

Why: Custom or frequently changed DNS significantly increases bot‑risk scoring.

✅ VPN / Traffic Alteration

Completely disabled or uninstalled

No VPNs No proxy tools No “secure tunnel” features from antivirus suites

Even “paused” VPN software can leave drivers active.

✅ System Stability

Avoid repeated:

OS reinstalls Network changes NIC resets
Security systems reward consistency over time.

Firefox (Most Important Section) ✅ Create a Clean Profile (Strongly Recommended)

about:profiles Create new profile Use only for eBay / shopping Do not reuse experimental profiles

✅ Firefox Privacy Settings (Exact) Settings → Privacy & Security

Enhanced Tracking Protection: ✅ Standard (not Strict)

Cookies and Site Data: ✅ Allow cookies ❌ Do not auto‑delete on close

HTTPS‑Only Mode: ✅ Off (or default)

DNS over HTTPS: ✅ Off
Why: Over‑hardening privacy creates a fingerprint associated with automation.

✅ about:config (Leave These Alone) If you changed any of these, reset to default:

privacy.resistFingerprinting network.http.http3.enabled media.peerconnection.enabled webgl.disabled dom.webdriver.enabled

Rule: If you don’t remember changing it, don’t touch it.

Extensions: What to Disable or Avoid ❌ High‑Risk Extensions (Commonly Trigger Blocks) Disable ALL when troubleshooting:

uBlock Origin (temporarily) Privacy Badger Ghostery CanvasBlocker User‑Agent switchers Anti‑fingerprinting tools Script blockers (NoScript, uMatrix) Page auto‑refresh tools Bulk tab loaders

You can re‑add uBlock later, but confirm normal access first.

✅ Acceptable Extensions (Low Risk)

Password managers (Bitwarden, 1Password) PDF viewers Screenshot tools Language tools

Browsing Behavior (Critical but Often Ignored) ❌ Avoid

Opening 50–100 tabs at once Rapid sequential item clicks Repeated searches with similar keywords Reloading blocked pages aggressively

✅ Do Instead

Open 2–3 items Pause naturally (scroll, read) Navigate using pagination Use one tab at a time when possible

This matters more than hardware or OS.

Stay logged in consistently Avoid logging in/out repeatedly Don’t test blocks in private windows Do not create multiple accounts to “test”

Repeated tests extend cool‑off timers.

What NOT to Do (Common Mistakes)

❌ Reinstall Windows again ❌ Switch browsers repeatedly ❌ Change DNS/VPN trying to bypass ❌ Follow advice about “spoofing back” ❌ Force refresh Access Denied pages

All of these increase suspicion, not fix it.

✅ Quick Diagnostic Test (Optional) To confirm diagnosis:

Use the same Firefox profile Same network Browse slowly View <10 items over 10–15 minutes

If access holds → problem was behavior + fingerprint instability, not malware.

Final Bottom Line

There is no “profile spoofer” to turn off You are dealing with risk scoring, not software corruption Stability + normal behavior restores access Less change = faster recovery [older E-Bay comments said this]