Owners of an SSD especially can find out quickly whether they are running the current firmware version. The designation and firmware version number are always listed at the top under Model Number and Firmware Revision. The information that hdparm delivers is dependent on the device. USB-to-IDE adapters often cause problems because they do not transmit the (complete) ATA or ATAPI commands to the drive. Hdparm accepts any device as mass storage that is connected to an (E)IDE, SATA, or SAS interface, including, therefore, DVD drives and SSDs. The | more option makes sure the large amount of information does not simply rush unread through the terminal. The tool will deliver all available data about the chosen drive – in this case, the first hard disk sda. Your apps, data, and settings won't be deleted.Figure 1: Hdparm lists the hardware properties of a six-year-old hard disk with a 320GB capacity. Your software will update when your new, more stable software version matches the version that's already installed on your Chromebook. Important: If you use your Chromebook at work or school and you switch from Dev to Beta or Beta to Stable through a powerwash, your Chromebook won't update right away. Everything will be deleted from your Chromebook, and you'll need to sign in with your Google Account again. When the update installs, select Relaunch and Powerwash. To switch to Stable or Beta, select Change channel and Powerwash.If you switch to Beta or Dev, your Chromebook downloads an update and then asks to restart.Next to "Channel," select Change channel.Sign in to your Chromebook with the owner account.You’ll have to sign in with your Google Account again. Warning: Switching from an experimental channel to a more stable channel will delete everything from your Chromebook like downloaded files, photos, owner permissions, and saved networks for all accounts. On the right side of the button, select Feedback. Under the date and battery life, find the channel label button. While on a non-stable channel, you can now report your experiences more easily.
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