How do I change permissions on my /usr folder [on hold]

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I ran a command in my terminal sudo chmod -R 755 /usr on my kali linux and I messed up a lot of things, even my screen brightness doesn't work and I cannot install npm, I can only change my brightness if I log into root, please help me










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put on hold as off-topic by Pilot6, pomsky, mook765, user535733, chili555 5 hours ago


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "This is not about Ubuntu. Questions about other Linux distributions can be asked on Unix & Linux, those about Windows on Super User, those about Apple products on Ask Different and generic programming questions on Stack Overflow." – Pilot6, pomsky, mook765, user535733, chili555

If this question can be reworded to fit the rules in the help center, please edit the question.





















    -3















    I ran a command in my terminal sudo chmod -R 755 /usr on my kali linux and I messed up a lot of things, even my screen brightness doesn't work and I cannot install npm, I can only change my brightness if I log into root, please help me










    share|improve this question







    New contributor




    Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.











    put on hold as off-topic by Pilot6, pomsky, mook765, user535733, chili555 5 hours ago


    This question appears to be off-topic. The users who voted to close gave this specific reason:


    • "This is not about Ubuntu. Questions about other Linux distributions can be asked on Unix & Linux, those about Windows on Super User, those about Apple products on Ask Different and generic programming questions on Stack Overflow." – Pilot6, pomsky, mook765, user535733, chili555

    If this question can be reworded to fit the rules in the help center, please edit the question.



















      -3












      -3








      -3








      I ran a command in my terminal sudo chmod -R 755 /usr on my kali linux and I messed up a lot of things, even my screen brightness doesn't work and I cannot install npm, I can only change my brightness if I log into root, please help me










      share|improve this question







      New contributor




      Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I ran a command in my terminal sudo chmod -R 755 /usr on my kali linux and I messed up a lot of things, even my screen brightness doesn't work and I cannot install npm, I can only change my brightness if I log into root, please help me







      chmod nodejs npm






      share|improve this question







      New contributor




      Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question







      New contributor




      Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question






      New contributor




      Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      asked 6 hours ago









      GreywoodGreywood

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      1




      New contributor




      Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.





      New contributor





      Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      Greywood is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.




      put on hold as off-topic by Pilot6, pomsky, mook765, user535733, chili555 5 hours ago


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "This is not about Ubuntu. Questions about other Linux distributions can be asked on Unix & Linux, those about Windows on Super User, those about Apple products on Ask Different and generic programming questions on Stack Overflow." – Pilot6, pomsky, mook765, user535733, chili555

      If this question can be reworded to fit the rules in the help center, please edit the question.







      put on hold as off-topic by Pilot6, pomsky, mook765, user535733, chili555 5 hours ago


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "This is not about Ubuntu. Questions about other Linux distributions can be asked on Unix & Linux, those about Windows on Super User, those about Apple products on Ask Different and generic programming questions on Stack Overflow." – Pilot6, pomsky, mook765, user535733, chili555

      If this question can be reworded to fit the rules in the help center, please edit the question.






















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