diff --git a/.vs/winrar-keygen/project-colors.json b/.vs/winrar-keygen/project-colors.json
index fc05f95..b145099 100644
--- a/.vs/winrar-keygen/project-colors.json
+++ b/.vs/winrar-keygen/project-colors.json
@@ -5,6 +5,11 @@
       "ProjectGuid": "2443aa55-9534-4451-9bcc-48ac0982a0cc",
       "DisplayName": "winrar-keygen",
       "ColorIndex": 0
+    },
+    "a2fe74e1-b743-11d0-ae1a-00a0c90fffc3": {
+      "ProjectGuid": "a2fe74e1-b743-11d0-ae1a-00a0c90fffc3",
+      "DisplayName": "杂项文件",
+      "ColorIndex": -1
     }
   },
   "NextColorIndex": 1
diff --git a/.vs/winrar-keygen/v17/.suo b/.vs/winrar-keygen/v17/.suo
index 81038f5..0eea669 100644
Binary files a/.vs/winrar-keygen/v17/.suo and b/.vs/winrar-keygen/v17/.suo differ
diff --git a/.vs/winrar-keygen/v17/Browse.VC.db b/.vs/winrar-keygen/v17/Browse.VC.db
new file mode 100644
index 0000000..f57781a
Binary files /dev/null and b/.vs/winrar-keygen/v17/Browse.VC.db differ
diff --git a/.vs/winrar-keygen/v17/Current/Browse.VC.db b/.vs/winrar-keygen/v17/Current/Browse.VC.db
index f943a7f..3628278 100644
Binary files a/.vs/winrar-keygen/v17/Current/Browse.VC.db and b/.vs/winrar-keygen/v17/Current/Browse.VC.db differ
diff --git a/.vs/winrar-keygen/v17/Current/ipch/AutoPCH/d7897464e69c1b44/_TMAIN.ipch b/.vs/winrar-keygen/v17/Current/ipch/AutoPCH/d7897464e69c1b44/_TMAIN.ipch
new file mode 100644
index 0000000..c993090
Binary files /dev/null and b/.vs/winrar-keygen/v17/Current/ipch/AutoPCH/d7897464e69c1b44/_TMAIN.ipch differ
diff --git a/README.md b/README.md
index 401656e..945cacb 100644
--- a/README.md
+++ b/README.md
@@ -114,9 +114,9 @@ Save the generated information as `rarreg.key`.
 
 Why is my `rarreg.key` invalid?
 
-### 5.1 Contains non-English characters
+### 5.1 ANSI Encoded
 
-If `text1` and `text2` contain **non-English characters**, although a key can be generated, the key is invalid.
+Username and License type are **ANSI-encoded string, without null-terminator.**
 
 ```console
 winrar-keygen.exe <text1> <text2>
@@ -124,9 +124,11 @@ winrar-keygen.exe <text1> <text2>
 
 ### 5.2 Terminal Encode
 
-There may be a terminal encoding problem, you can use `chcp` to switch temporarily.
+[Issues #5](https://github.com/bitcookies/winrar-keygen/issues/5) Be sure to use ANSI encoding, without null-terminator.
 
-You can refer to the Microsoft documentation: [chcp | Microsoft Docs](https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/chcp)
+You can refer to the Microsoft documentation: [Generation of "rarreg.key"](https://github.com/bitcookies/winrar-keygen/blob/master/README.HOW_DOES_IT_WORK.md#7-generation-of-rarregkey)
+
+Thanks [@Sonic-The-Hedgehog-LNK1123](https://github.com/Sonic-The-Hedgehog-LNK1123).
 
 ## 6. Encounter problems?
 
diff --git a/README.zh-CN.md b/README.zh-CN.md
index ac83606..7c2ca4c 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -111,7 +111,7 @@ de3cdc56b311475b484e80b48157a0c3af60ca4f7f9c75d49bc50d
 
 ### 5.1 包含非英文字符
 
-如果 `text1` 和 `text2` 参数包含**非英文字符**，即使 WinRAR Keygen 能够生成 `rarreg.key`，但是是无效的。
+用户名参数以及生成的许可文本，均是 **不含空格的 ANSI 编码。**
 
 ```console
 winrar-keygen.exe <text1> <text2>
@@ -119,9 +119,11 @@ winrar-keygen.exe <text1> <text2>
 
 ### 5.2 终端编码的问题
 
-[Issues #5](https://github.com/bitcookies/winrar-keygen/issues/5) 有可能是终端编码的问题，你可以使用 `chcp` 命令暂时切换。
+[Issues #5](https://github.com/bitcookies/winrar-keygen/issues/5) 请务必使用 ANSI 编码（不包含空格）：
 
-具体可参考 Microsoft 文档：[chcp | Microsoft Docs](https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/chcp)
+具体可参考原理文档：[授权文件"rarreg.key"的生成](https://github.com/bitcookies/winrar-keygen/blob/master/README.HOW_DOES_IT_WORK.zh-CN.md#7-%E6%8E%88%E6%9D%83%E6%96%87%E4%BB%B6rarregkey%E7%9A%84%E7%94%9F%E6%88%90)
+
+感谢 [@Sonic-The-Hedgehog-LNK1123](https://github.com/Sonic-The-Hedgehog-LNK1123).
 
 ## 6. 遇到问题