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71th chunk of `content/manuals/desktop/release-notes.md`
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- Fixed filesystem corruption in the WSL 2 Linux VM in self-diagnose. This can be caused by [microsoft/WSL#5895](https://github.com/microsoft/WSL/issues/5895).
- Fixed `SeSecurityPrivilege` requirement issue. See [docker/for-win#12037](https://github.com/docker/for-win/issues/12037).
- Fixed CLI context switch sync with UI. See [docker/for-win#11721](https://github.com/docker/for-win/issues/11721).
- Added the key `vpnKitMaxPortIdleTime` to `settings.json` to allow the idle network connection timeout to be disabled or extended.
- Fixed a crash on exit. See [docker/for-win#12128](https://github.com/docker/for-win/issues/12128).
- Fixed a bug where the CLI tools would not be available in WSL 2 distributions.
- Fixed switching from Linux to Windows containers that was stuck because access rights on panic.log. See [for-win#11899](https://github.com/docker/for-win/issues/11899).

### Known Issues

#### For Windows

Docker Desktop may fail to start when upgrading to 4.1.0 on some WSL-based distributions such as ArchWSL. See [docker/for-win#12229](https://github.com/docker/for-win/issues/12229)

## 4.0.1

{{< release-date date="2021-09-13" >}}

### Upgrades

- [Compose V2 RC3](https://github.com/docker/compose/releases/tag/v2.0.0-rc.3)
  - Compose v2 is now hosted on github.com/docker/compose.
  - Fixed go panic on downscale using `compose up --scale`.
  - Fixed a race condition in `compose run --rm` while capturing exit code.

### Bug fixes and minor changes

#### For all platforms

- Fixed a bug where copy-paste was not available in the Docker Desktop Dashboard.

#### For Windows

- Fixed a bug where Docker Desktop would not start correctly with the Hyper-V engine. See [docker/for-win#11963](https://github.com/docker/for-win/issues/11963)

## 4.0.0

{{< release-date date="2021-08-31" >}}

### New

Docker has [announced](https://www.docker.com/blog/updating-product-subscriptions/) updates and extensions to the product subscriptions to increase productivity, collaboration, and added security for our developers and businesses.
Title: Docker Desktop 4.0.1: Compose V2 RC3 Upgrades, Bug Fixes, and Known Issues
Summary
Docker Desktop version 4.0.1 includes upgrades to Compose V2 RC3 with fixes for go panic on downscale and a race condition in `compose run --rm`. Bug fixes address copy-paste issues in the Docker Desktop Dashboard and startup problems with the Hyper-V engine on Windows. A known issue exists where Docker Desktop may fail to start on some WSL-based distributions after upgrading to version 4.1.0. Version 4.0.0 includes announcements about product subscription updates.