Recently , I updated my Ubuntu from 17.10to 18.04 and after the reboot , the keyboard stopped work . It act upon on the lock screen but once I am logged in , it ’s off duty . Turns out , this is a fairly plebeian problem . Thekeyboard input machine driver intermission after every major update , which make miscommunication between the Ubuntu OS and the comment devices .
you could well fix this by re - establish the input X Server ’s number one wood again . But since the keyboard is down in the first place , this grow a bit guileful . So , here is how you fix the keyboard not working after updating your Ubuntu .
Case 1: Keyboard and Mouse both working on Lock Screen
If you have the keyboard and trackpad both working on the curl cover , you’re able to instantly launch a terminal session by pressing Ctrl + Alt + F3 and skip tothis tone .
Case 2: Keyboard not working but Mouse working on Lock Screen
whole step 1 : In this typeface , access to the system with the help of the screen keyboard . you could enable it by clicking on theAccessibility or Human iconon the top - good corner . Once you are logged in , we involve to once again turn on the covert keyboard . For that , get to the options menu by clicking on the pointer at the top - right corner . Next , select the gear icon from the extending bill of fare .
footfall 2 : In the configurations carte du jour , come home on “ Universal Access ” on the unexpended - hand tab to go to the Hearing and Typing menu .
tone 3 : On the Universal Access menu , navigate to the Typing menu . penetrate on the slider beside the “ Screen Keyboard ” text on the on - screen keyboard .
Step 4 : Now that we have the on - screen keyboard , we necessitate the terminal to launch the program line . To get to the terminal , flop - press the screen background and pick out Open Terminal .
Step 5 : Once you have the end launched , type the following dictation , and hit Enter .
At times Ubuntu might attempt to go fanatical and prompt you for the password even after entering sudo . Just use the on - blind keyboard to participate the password .
It should again prompt for comment , crush Y and hit Enter again .
Once we have the X Server keyboard input drivers put in , boot your scheme . When the organisation is back up and running , you should be able to apply your keyboard and mouse .
Case 3: Keyboard and Mouse both not working
In case , the keyboard , trackpad , and mouse all are not influence for you even on the lock screen , we need to launch the terminus during boot itself . To do that force-out shutdown the system with the physical key .
We would call for an outside keyboard to spark off a few key during the boot physical process . While , the system is starting up , hold down the Shift key after the BIOS load and you will come in the chow bill of fare . On the GRUB carte , insistency “ atomic number 99 ” to cut boot options . Search for the ancestry which count like the chase .
Insert “ /bin / bash ” before $ vt_handoff and press Ctrl + X or F10 to bring up . Once you in the bid , start the following command and reboot back the system again .
Upon reboot , you should have the keyboard and shiner working for you .
change the GRUB file is a temporary change and not persistent . So if the boot crash , just restart the system and it should be back to normal .
What if re-installing the drivers doesn’t work?
If none of the above method act for you , then there are 2 nonaged tweaks you may do to try and fix the keyword and mouse .
Turn off leaping Key and slow keys
Ubuntu provides certain handiness setting like Bounce keys or Slow key . In case you do n’t know , Bounce keys ignores fast keypresses whereas Slow keys involve you to fight the keys for a certain amount of time . In type a third - party app or you have mistakenly turned on these options , it ’s may run to faulty workings of the keyword .
To turn off Bounce and dull headstone , head over to the configurations computer menu . you’re able to get at the preferences carte by clicking on the arrow at the top - right corner . Next , sink in on the cogwheel ikon from the extending carte .
On the configurations menu , tap “ Universal Access “ .
Under the Universal Access menu , scroll down and select “ typewrite Assist ( AccessX ) “ .
From the pop - up menu , make certain the toggle besides the “ Bounce keys ” and “ dim Keys ” is turned off .
Update Ubuntu
lastly , if nothing works out , you may try and kick upstairs the Ubuntu packages . This might fix the broken gadget driver and enable your keyboard and trackpad to function right .
To promote your Ubuntu organisation , we would take to execute a few instruction on the depot . To do that , aright - select the screen background and snap on “ Open Terminal “ .
On the final eccentric the keep an eye on command to update the package list .
Once the parcel tilt has been upgraded successfully , we can upgrade all the packages with the following statement . Do notice that , this command will take a lot of clock time . So , sit aback and sip it !
Wrapping Up
In pillow slip none of the methods have sour , a clean Ubuntu facility is required . However , make certain you have backed up your information beforehand . you may also read our other articles on15 must - have apps on Ubuntu correctly after a sweet installandhow to execute Linux on Windows with a practical corner .
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