---
title: "Is Fourth Platform & Single Sign On down? Fourth Platform & Single Sign On status"
url: "https://www.openstatus.dev/status/fourth/fourth-platform-single-sign-on-2"
description: "Live Fourth Platform & Single Sign On status, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is Fourth Platform & Single Sign On down?

**Answer:** No, Fourth Platform & Single Sign On is not down. All Fourth Platform & Single Sign On systems are operational.

- Status: operational
- Checked: 2026-11-07T02:00:02Z
- User reports in the last 15 minutes: 0
- Part of: [Fourth](/status/fourth.md) / Hosted in EMEA
- Official status page: https://status.fourth.com

## Last 45 days

2 of 2 tracked days without issues.

## Incidents affecting Fourth Platform & Single Sign On

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2026-10-01 | [Critical Incident - Single Sign On - "Sorry, but we're having trouble signing you in.", Error](https://stspg.io/s0qf3zzvzld5) | critical | 23h 42m |
| 2026-09-16 | [Singe Sign On Degraded Access Impacting Mobile Apps](https://stspg.io/lyz55g89r2x5) | major | 20h 11m |
| 2026-09-04 | [Fourth Email Disruption](https://stspg.io/zz3kzgy34jtx) | major | 3h 48m |
| 2026-05-28 | [P1 - Single Sign On - Unable to Login to Fourth](https://stspg.io/9ph6qyfvs1gf) | major | 7d 18h |
| 2026-04-15 | [Customer Success Portal - Unable to Submit Customer Requests](https://stspg.io/l2b36zg2qcn2) | major | 1d 2h |

## Links

- HTML page: /status/fourth/fourth-platform-single-sign-on-2
- Service: /status/fourth.md