Low self-confidence can lead to social anxiety in several ways. For example, a person with low self-confidence may have negative thoughts and beliefs about themselves and their abilities. These negative thoughts can make them feel self-conscious and anxious in social situations. They may also fear that they will be judged or rejected by others, which can make them avoid social interactions. Additionally, low self-confidence can make it difficult for a person to assert themselves or speak up in social situations, which can further perpetuate their social anxiety.

Another way low self-confidence can lead to social anxiety is that it can make people feel vulnerable in social situations which in turn can cause them to doubt their own abilities and to question their own self-worth. This can make them feel uncertain and anxious in social situations and make them more likely to avoid social interactions.

In summary, low self-confidence can lead to social anxiety by making a person more likely to have negative thoughts and beliefs about themselves and their abilities, and to fear judgement and rejection from others. It can also make them feel vulnerable and uncertain in social situations which can cause them to avoid social interactions.