[Update] README.md

kayrlas · kayrlas · commit 7da7ec32e9fd · 2019-08-18T13:35:44.000+09:00
diff --git a/README.md b/README.md
@@ -7,7 +7,7 @@
 
 Serial Communication Python Class. CUI and GUI both are available.
 
-## Strong Point
+## Strong Points
 - Using a thread, TX and RX both are available at the same time.
 - Execute `serial.close()` and disconnect safely.
 
@@ -49,7 +49,7 @@ SerialCom (class)              // Args: baudrate, timeout, writemode
 3. After input a baudrate, push "Open" button. If the "Baudrate" entry is empty, the rate is 9600 bps by default or the last bps you open the port.  
 ![Window Open](/img/03-open.png "03-open")
 
-4. Input string to "Text" entry and push "Send" button. "TX" listbox is a sending history and "RX" listbox is a receiving history. Pushing "TX Export" button or "RX Export", you can save these histories as a text file.  
+4. Input string to "Text" entry and push "Send" button. "TX" listbox is a sending history and "RX" listbox is a receiving history. Pushing "TX Export" button or "RX Export" button, you can save these histories as a text file.  
 ![Window Send](/img/04-send.png "04-send")  
 
 5. To disconnect, push "Close" button.  
