Update ISSUE_TEMPLATE.md (#4474)

* Update ISSUE_TEMPLATE.md

Proposal for issue template update

* Update ISSUE_TEMPLATE.md

Updates per feedback.

* Update ISSUE_TEMPLATE.md

Update based on feedback.

ISSUE_TEMPLATE.md

@@ -1,36 +1,65 @@
+----------------------------- Delete below -----------------------------
 
-Please fill the info fields, it helps to get you faster support ;)
+If your issue is a general question, starts similar to "How do I..", is related to 3rd party libs, or is related to hardware, please discuss at a community forum like esp8266.com.
 
-if you have a stack dump decode it:
+INSTRUCTIONS
-https://github.com/esp8266/Arduino/blob/master/doc/Troubleshooting/stack_dump.rst
+============
+If you do not follow these instructions, your issue may be dismissed.
 
-for better debug messages:
+1. Follow the checklist under Basic Infos and fill in the [ ] spaces with an X.
-https://github.com/esp8266/Arduino/blob/master/doc/Troubleshooting/debugging.rst
+2. Fill in all the fields under Platform and Settings in IDE marked with [ ] (pick the correct option for you in each case, delete the others).
+3. If you haven't already done so, test your issue against current master branch (aka latest git), because it may have been already fixed.
+4. Describe your problem.
+5. If you have a STACK DUMP decode it:
 
------------------------------ Remove above -----------------------------
+https://arduino-esp8266.readthedocs.io/en/latest/Troubleshooting/stack_dump.html
+
+6. Include a Minimal Complete Reproducible Example sketch that shows your issue. Do not include your entire project, or a huge piece of code.
+7. Include debug messages:
+
+https://arduino-esp8266.readthedocs.io/en/latest/Troubleshooting/debugging.html 
+
+8. Use markup (buttons above) and the Preview tab to check what the issue will look like.
+9. Delete these instructions from the above to the below marker lines before submitting this issue.
+
+
+----------------------------- Delete above -----------------------------
 
 ### Basic Infos
 
-#### Hardware
+- [ ] This issue complies with the [issue POLICY doc](https://github.com/esp8266/Arduino/blob/master/POLICY.md).
-Hardware:			?ESP-12?
+- [ ] I have read the documentation at [readthedocs](https://arduino-esp8266.readthedocs.io/en/latest) and the issue is not addressed there.
-Core Version:      	?2.1.0-rc2?
+- [ ] I have tested that the issue is present in current master branch (aka latest git).
+- [ ] I have searched the issue tracker for a similar issue.
+- [ ] If there is a stack dump, I have decoded it.
+- [ ] I have filled out all fields below.
 
-### Description
+#### Platform
 
-Problem description
+- Hardware:					[ESP-12|ESP-01|ESP-07|ESP8285 device|other]
+- Core Version:			[latest git hash or date]
+- Development Env:		[Arduino IDE|Platformio|Make|other]
+- Operating System:		[Windows|Ubuntu|MacOS]
 
 ### Settings in IDE
 
-Module:  			?Generic ESP8266 Module?
+- Module:  			[Generic ESP8266 Module|Wemos D1 mini r2|Nodemcu|other]
-Flash Size: 		?4MB/1MB?
+- Flash Mode:			[qio|dio|other]
-CPU Frequency:		?80Mhz?
+- Flash Size: 		[4MB/1MB]
-Flash Mode:			?qio?
+- lwip Variant:   [v1.4|v2 Lower Memory|Higher Bandwidth]
-Flash Frequency:	?40Mhz?
+- Reset Method:		[ck|nodemcu]
-Upload Using:		?OTA / SERIAL?
+- Flash Frequency:	[40Mhz]
-Reset Method:		?ck / nodemcu?
+- CPU Frequency:		[80Mhz|160MHz]
+- Upload Using:		[OTA|SERIAL]
+- Upload Speed:   [115200|other] (serial upload only)
 
 
-### Sketch
+### Problem Description
+
+Detailed problem description goes here.
+
+
+### [MCVE](https://stackoverflow.com/help/mcve) Sketch
 
 ```cpp
 
@@ -43,12 +72,13 @@ void setup() {
 void loop() {
 
 }
+
 ```
 
 ### Debug Messages
 
 ```
-messages here
+Debug messages go here
 ```