Change company minimum prefix before completion

configuration.org

@@ -854,7 +854,7 @@ all buffers. I also set =M-/= to trigger =company-complete=
   (global-set-key (kbd "M-/") 'company-complete)
   ;; Complete quite soon
   :custom
-  (company-minimum-prefix-length 3)
+  (company-minimum-prefix-length 1)
   (company-idle-delay 0.1)
   (company-show-quick-access "off")  
   (company-quick-access-hint-function (lambda (param) " unknown"))