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TP-Link Deco X75 (AX5400) default password & login IP

The TP-Link Deco X75 (AX5400) has no web admin login — it's managed entirely from the manufacturer's mobile app.

For regaining access to a router you own or administer. If you didn't set it up, ask whoever did.
Username
— app only —
Password
— app only —

This model has no web admin login. Manage it from the manufacturer's mobile app.

AX5400 tri-band Wi-Fi 6 (802.11ax) whole-home mesh unit (2402 + 2402 + 574 Mbps) — a tri-band AX5400 tier distinct from the AX3600 Deco X68 and AXE5400 Deco XE75. App-only setup through the Deco app with a TP-Link ID; no default web-admin password. Official guide: "Download and launch the Deco app ... Configure by following the in-app instructions."

Factory reset

Press the Reset button for 1 second and release to reset the Deco to factory defaults, then re-run setup in the TP-Link Deco app.

More TP-Link models

Source: TP-Link Deco X75 product page — officialverified · updated 2026-09-30

FAQ

What is the default password for the TP-Link Deco X75 (AX5400)?
The TP-Link Deco X75 (AX5400) has no web admin login — it's managed entirely from the manufacturer's mobile app.
What is the default login IP for the TP-Link Deco X75 (AX5400)?
The TP-Link Deco X75 (AX5400) has no web admin login — it is managed entirely from the manufacturer's mobile app.
What is the default username for the TP-Link Deco X75 (AX5400)?
The TP-Link Deco X75 (AX5400) has no web admin username — it is managed entirely from the manufacturer's mobile app.
How do I factory-reset the TP-Link Deco X75 (AX5400)?
Press the Reset button for 1 second and release to reset the Deco to factory defaults, then re-run setup in the TP-Link Deco app.

Verification history (28)

Every time we've checked this model's default credentials, oldest first — including when nothing changed. Absence of change over time is itself the evidence.

  1. 2026-08-16First verified· app-only
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  2. 2026-08-17Re-verified, unchanged· app-only
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  3. 2026-08-17Re-verified, unchanged· app-only
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  4. 2026-08-17Re-verified, unchanged· app-only
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  5. 2026-08-24Re-verified, unchanged· app-only
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  6. 2026-08-24Re-verified, unchanged· app-only
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  7. 2026-08-27Re-verified, unchanged· app-only
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  8. 2026-08-31Re-verified, unchanged· app-only
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  9. 2026-08-31Re-verified, unchanged· app-only
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  10. 2026-09-04Re-verified, unchanged· app-only
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  11. 2026-09-04Re-verified, unchanged· app-only
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  12. 2026-09-06Re-verified, unchanged· app-only
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  13. 2026-09-06Re-verified, unchanged· app-only
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  14. 2026-09-07Re-verified, unchanged· app-only
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  15. 2026-09-11Re-verified, unchanged· app-only
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  16. 2026-09-11Re-verified, unchanged· app-only
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  17. 2026-09-14Re-verified, unchanged· app-only
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  18. 2026-09-14Re-verified, unchanged· app-only
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  19. 2026-09-14Re-verified, unchanged· app-only
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  20. 2026-09-21Re-verified, unchanged· app-only
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  21. 2026-09-21Re-verified, unchanged· app-only
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  22. 2026-09-21Re-verified, unchanged· app-only
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  23. 2026-09-25Re-verified, unchanged· app-only
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  24. 2026-09-28Re-verified, unchanged· app-only
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  25. 2026-09-28Re-verified, unchanged· app-only
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  26. 2026-09-28Re-verified, unchanged· app-only
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  27. 2026-09-28Re-verified, unchanged· app-only
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  28. 2026-09-30Re-verified, unchanged· app-only
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