Yes, C++ is usually easier to learn if you already know C.
However, C++ also introduces many new concepts and features such as object-oriented programming (OOP), templates, and exceptions. OOP is one of the most important and important concepts in C++ and takes some time to understand and know. C++ also has more syntax than C as it includes features such as functions and operator overloading.
So, while it's better to know C when learning C++, it's important to approach it with an open mind and be ready to learn new ideas and concepts. You may also want to take the time to learn more advanced topics such as OOP and C++-specific patterns. With similar practice and dedication, anyone with a good understanding of C can learn and succeed in C++.