SDX55 Snapdragon X55 5G Driver 21.5.272.5
by Sierra Wireless IncWindows 1064-bitSHA-256 verified
- Manufacturer
- Sierra Wireless Inc
- Device
- SDX55 Snapdragon X55 5G
- Driver version
21.5.272.5- Release date
- May 10, 2021
- Supported Windows
- Windows 10
- Architecture
- 64-bit (x64)
- File size
- 2.3 MB
- File name
3f35758e-a27a-4159-9901-f1d8928fbe1b_8e176715dc014e0d6c013f48f44b30a4424c1328.cab- Digital signature
- Signed - catalog
swmhihost9190.cat - INF version
05/10/2021,21.5.0272.5- INF provider
- Sierra Wireless Incorporated
- Device class
- System
- Source
- Microsoft Update Catalog
- Last verified
- July 7, 2026
- SHA-256
880c80be56cc37e02793a7663e663bba4c7302509a6833c80e6e0bc801bff5df
Supported hardware IDs (2)
Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.
How to install
- Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
- Verify compatibility: your Windows version (Windows 10) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
- Download the file using the button - it comes directly from Microsoft Update Catalog.
- Optionally verify the checksum: open PowerShell, run
Get-FileHash your-download.cab -Algorithm SHA256and compare with the SHA-256 above. - Extract the .cab archive: right-click → Extract All, or run
expand -F:* file.cab C:\driver\in Command Prompt. - Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run
pnputil /add-driver C:\driver\*.inf /install. - Check Device Manager: the device should show no warning icons, and the driver version should match.
How to roll back
If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).
Other versions of this driver
| Version | Released | Source |
|---|---|---|
| 24.4.6371.11 | April 25, 2024 | Microsoft Update Catalog |
| 23.4.6371.9 | August 4, 2023 | Microsoft Update Catalog |
| 23.2.6371.8 | February 14, 2023 | Microsoft Update Catalog |
| 22.10.6371.7 | October 12, 2022 | Microsoft Update Catalog |
| 21.8.301.7 | August 9, 2022 | Microsoft Update Catalog |
| 22.3.441.9 | May 26, 2022 | Microsoft Update Catalog |
| 22.1.441.8 | January 10, 2022 | Microsoft Update Catalog |
| 21.8.301.7 | October 5, 2021 | Microsoft Update Catalog |
| 21.6.272.6 | June 21, 2021 | Microsoft Update Catalog |
| 21.2.231.4 | April 25, 2021 | Microsoft Update Catalog |
| 20.11.71.3 | December 2, 2020 | Microsoft Update Catalog |