README - FAQ - usermod group - shouldn't remove other groups

12 years ago · 149f1d75be
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@ -905,7 +905,7 @@ will give output like:
				@@ -905,7 +905,7 @@ will give output like:
 0 crw-rw---- 1 root dialout 188, 0 2012-09-11 13:49 /dev/ttyUSB0
 This means your account must have the group 'dialout' or root priviledges
 To permanently give your account the 'dialout' group:
- sudo usermod -G dialout `whoami`
+ sudo usermod -G dialout -a `whoami`
 Then logout and back in again