Update README.md

Author: cnruby

README.md

@@ -85,7 +85,7 @@
 - **Hello, Object Library!** How to Create and Use The Object File in CMake "basic_137"<br/> [Youtube Video](https://youtu.be/xj1fx2Xsl-U) | [Short Video](https://youtu.be/edcA9puzDgU) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_137)
 - **Hello, Object File!** How to Obtain and Apply The Object File of Library in CMake "basic_138"<br/> [Youtube Video](https://youtu.be/1LMmQ_3kjFA) | [Short Video](https://youtu.be/9Y-alzDxJpg) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_138)
 - **Hello, install:exe!** How to install executable from the project to local "basic_139"<br/> [Youtube Video](https://youtu.be/nJj1efRi6oI) | [Short Video](https://youtu.be/edcA9puzDgU) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_139)
-- **Hello, install:multi!** How to install executable on local with "Ninja Multi-Config" "basic_140" <br/> [Youtube Video](https://youtu.be/tCN-eFZN8xE) | [Short Video](https://youtu.be/oB6Ujd0BVno) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_140)
+- **Hello, install:multi!** How to install executable on local with "Ninja Multi-Config" "basic_140" <br/> [Youtube Video](https://youtu.be/tCN-eFZN8xE) | [Demo Video](https://www.youtube.com/watch?v=tCN-eFZN8xE&t=187s) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_140)
 - **Hello, install:DESTDIR!** How to use CMake Environment Variable `DESTDIR` "basic_141" <br/> [Youtube Video](https://youtu.be/NtYyjwSjt9Q) | [Demo Video](https://www.youtube.com/watch?v=NtYyjwSjt9Q&t=168s) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_141)
 - **Hello, package:AppImage!** How to package a Linux console application for `AppImage` "basic_142" <br/> [Youtube Video](https://youtu.be/QkpnCki13Mc) | [Demo Video](https://www.youtube.com/watch?v=QkpnCki13Mc&t=116s) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_142)
 - **Hello, publish:Assets!** How to upload a Multiple Artifacts to Github Assets "basic_143" <br/> [Youtube Video](https://youtu.be/h5tpJtrDQeI) | [Demo Video](https://www.youtube.com/watch?v=h5tpJtrDQeI&t=71s) | [Code](https://github.com/cnruby/w3h1_cmake/tree/basic_143)