# Grammarly: Major incident: Some Grammarly users may be unable to log in

**Summary:** Some users were unable to log in to Grammarly for Mac during a major-impact outage starting 2025-04-04 10:02 UTC. Grammarly implemented a fix and resolved the incident at 2025-04-04 10:41 UTC; it lasted 39 min. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-04-04 10:02 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/41dsw7f9rj2b](https://stspg.io/41dsw7f9rj2b)
- [Company: Grammarly](https://rewindex.com/company/grammarly.md)
- Versions: before (none: first archived) → after incident\_version:21/0c1j28jzc5tb@327a92face08
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Some Grammarly users may be unable to log in
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-04-04 10:02 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-04-04 10:41 UTC
```

**6. Added: Affected components**

```diff
+ Grammarly for Mac, Login
```

**7. Added: Update** (investigating) · 2025-04-04 10:02 UTC

```diff
+ We’re currently working through a service disruption that is preventing our users from logging in to Grammarly for Mac. We apologize for any inconvenience, and updates will be provided as they become available.
```

**8. Added: Update** (identified) · 2025-04-04 10:17 UTC

```diff
+ The issue has been identified and a fix is being implemented.
```

**9. Added: Update** (monitoring) · 2025-04-04 10:32 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

**10. Added: Update** (resolved) · 2025-04-04 10:41 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-04-04 10:02 UTC | Major incident: Some Grammarly users may be unable to log in (this change) | outage |

All Grammarly changes: [timeline](https://rewindex.com/company/grammarly/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/i32cffb9ee3f2bc · Markdown: https://rewindex.com/change/i32cffb9ee3f2bc.md · JSON: https://rewindex.com/api/v1/changes/i32cffb9ee3f2bc · Generated 2026-10-18T02:54:35.729Z