add fwupd

fwupd.md

@@ -0,0 +1,25 @@
+# fwupd
+
+Assume you use Archlinux.
+
+Read [fwupd](https://wiki.archlinux.org/index.php/Fwupd).
+
+Install `fwupd`, `gnome-firmware` for GUI.
+
+Download the latest metadata:
+
+```sh
+fwupdmgr refresh
+```
+
+List updates available:
+
+```sh
+fwupdmgr get-updates
+```
+
+Install updates:
+
+```sh
+fwupdmgr update
+```