You would like to know the web address for online help documentation for AutoCAD and AutoCAD LT (in English).
Here are links to the online help documentation for AutoCAD in English (for other available languages, select the language pull-down at the top right of the help page):
AutoCAD for PC Online Help:
AutoCAD for PC Online Help:
- AutoCAD 2021 Help
- AutoCAD LT 2021 Help
- AutoCAD 2020 Help
- AutoCAD LT 2020 Help
- AutoCAD 2019 Help
- AutoCAD LT 2019 Help
- AutoCAD 2018 Help
- AutoCAD LT 2018 Help
- AutoCAD 2017 Help
- AutoCAD LT 2017 Help
- AutoCAD 2016 Help
- AutoCAD LT 2016 Help
- AutoCAD 2015 Help
- AutoCAD LT 2015 Help
- AutoCAD for Mac 2021 Help
- AutoCAD LT for Mac 2021 Help
- AutoCAD for Mac 2020 Help
- AutoCAD LT for Mac 2020 Help
- AutoCAD for Mac 2019 Help
- AutoCAD LT for Mac 2019 Help
- AutoCAD for Mac 2018 Help
- AutoCAD LT for Mac 2018 Help
- AutoCAD for Mac 2017 Help
- AutoCAD LT for Mac 2017 Help
- AutoCAD for Mac 2016 Help
- AutoCAD LT for Mac 2016 Help
- AutoCAD for Mac 2015 Help
- AutoCAD LT for Mac 2015 Help