-\-U,\ \-\-update\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ update\ this\ program\ to\ latest\ version
-\-i,\ \-\-ignore\-errors\ \ \ \ \ \ \ \ continue\ on\ download\ errors
+\-U,\ \-\-update\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ update\ this\ program\ to\ latest\ version.\ Make\ sure
+\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ that\ you\ have\ sufficient\ permissions\ (run\ with
+\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ sudo\ if\ needed)
+\-i,\ \-\-ignore\-errors\ \ \ \ \ \ \ \ continue\ on\ download\ errors,\ for\ example\ to\ to
+\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ skip\ unavailable\ videos\ in\ a\ playlist
+\-\-abort\-on\-error\ \ \ \ \ \ \ \ \ \ \ Abort\ downloading\ of\ further\ videos\ (in\ the
+\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ playlist\ or\ the\ command\ line)\ if\ an\ error\ occurs