If your device actually has "844" printed on the bottom case, please double-check the model number. HP's business line uses 840 (14-inch) and 850 (15.6-inch) . The "844" is a common typo for the 840 series.
HP released the last "Critical" BIOS updates for the 840 G1 as late as 2021–2022. If you are running a version from 2015, you are missing three key improvements: 844g1 firmware update top
Updating your 844G-1 is recommended to address the following: Security Patches If your device actually has "844" printed on
If your model is definitely (maybe a regional variant or industrial PC), share a photo of the service tag or BIOS main screen — I can give a model‑specific guide. HP released the last "Critical" BIOS updates for
: Never turn off the device or unplug it during the update process, as this can "brick" the router (make it permanently unusable). Backup Settings
Use MD5 or SHA256 checksums provided by the OEM. One bit flip can ruin the update.