修改

config/upload.php

@@ -4,7 +4,7 @@ return [
     "image"=>[
         "path"=>["avatar","video","image","circle","advert","goods","activity","icon"],
         "ext"=>["png","jpeg","gif","jpg"],
-        "size"=>5//5M
+        "size"=>2//M
     ],
     "video"=>[
         "path"=>["video"],