Command Purpose
[duration] will start recording. sound play <filename> plays the
recorded audio samples
storage_status
Reads storage device SMART health status, vendor attributes, and
error logs.
storage_test_1
Performs a short offline SMART test.
storage_test_2
Performs an extensive readability test.
syslog <message> Logs a message to system log.
tpcontrol{status | taptoclick [on|off] sensitivity [1-5] | set
<property>< value>} tpcontrol {syntp [on|off]}
Allows the user to manually adjust advanced touchpad settings.
tracepath [-n] <destination>[/port] Traces the path/route to a network host.
update_over_cellular [enable|disable] Enables or disables the auto updates over cellular networks. Run
without arguments to see the current state.
upload crashes
Uploads available crash reports to the crash server.
wpa_debug [<debug_level>] [--help] [--list_valid_level] [--reset] Sets the wpa_supplicant debugging level.
xset m [acc_mult[/acc_div] [thr]] xset m default Tweaks the mouse acceleration rate.
xset r rate [delay [rate]] Tweaks the autorepeat rates. The delay is the number of
milliseconds before autorepeat starts. The rate is the number of
repeats per second.
xset r [keycode] < on|off > Turns autorepeat on/off. If a keycode is specified, it affects only
that key. If not specified, it affects global behavior.
Chrome commands
Chrome:// pages contain experimental features, diagnostic tools, and detailed statistics. They are hidden in Chrome's user interface.
Chrome://about page lists all Chrome's internal pages. To view all the commands, type chrome://about in the Chrome browser URL
as shown below:
Table 13. Chrome browser shortcuts
Purpose Browser Shortcut Explanation
System Information
chrome://system/
"Who am I".. BIOS version, and so on
Basic Connectivity Diags
chrome://diagnostics/
Test for NIC and Internet connection
Chrome Information
chrome://version
More "Who am I" type of stuff
78 Troubleshooting
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