Don't use theme directory

Author: stevenjoezhang

source/docs/theme-settings/posts.md

@@ -213,7 +213,7 @@ tag_icon: true
 
 NexT theme provides a donation feature that allows readers to show appreciation for your work. You can display QR codes for various payment methods (such as WeChat Pay, Alipay, Bitcoin, etc.) at the end of your articles, making it convenient for readers to support your content creation efforts. What you need is:
 
-1. Get your WeChat / Alipay / Bitcoin receive money QRcode image(s) and put into `source/images` under {% label primary@theme directory %} or upload it(them) to an image cloud to get the absolute HTTP address(es).
+1. Get your WeChat / Alipay / Bitcoin receive money QRcode image(s) and put into `source/images` under {% label info@site directory %} or upload it(them) to an image cloud to get the absolute HTTP address(es).
 2. Set needed values in  {% label primary@NexT config file %}:
 
     ```yml NexT config file

source/docs/theme-settings/sidebar.md

@@ -112,16 +112,11 @@ Then you need to specify your own avatar. It can be done one of the ways below:
 
 {% subtabs avatar1 %}
 <!-- tab {% label success@Hexo directory %} -->
-Put your avatar under {% label info@site directory %} `source/uploads/` (create directory if it doesn't exists).
-And then change option to `url: /uploads/avatar.png`.
-<!-- endtab -->
-
-<!-- tab NexT directory -->
-Put your avatar under {% label primary@theme directory %} `source/images/`.
+Put your avatar under {% label info@site directory %} `source/images/` (create directory if it doesn't exists).
 And then change option to `url: /images/avatar.png`.
 
 {% note info %}
-Current site uses avatar under {% label primary@theme directory %} from file located in `next/source/images/apple-touch-icon-next.png` with following config:
+By default, NexT uses avatar under {% label primary@theme directory %} from file located in `next/source/images/apple-touch-icon-next.png` with following config:
 
 ```yml NexT config file
 avatar: