The difficulty of changing careers varies from person to person, but generally speaking, changing careers requires relevant skills and experience, as well as some difficulties and challenges.

The following are some problems that may be encountered in the process of changing careers:

1. Lack of relevant skills and experience: Changing careers requires relevant skills and experience. If you have no relevant background, you need to acquire these skills and experience through study and practice.

2. Need to face competition: No matter what industry you want to engage in, you need to face fierce competition and have enough strength to compete with others.

3. Need to adapt to the new working environment: After changing careers, you need to adapt to the new working environment and working methods, and it takes a while to adapt.

4. It takes time and money: it takes time and money to change careers, and the cost of learning and training is relatively high.

5. Patience and perseverance are needed: changing careers is not done overnight. It takes patience and perseverance, and it takes constant efforts to succeed.

In the process of changing careers, you may encounter some difficulties and challenges, and you need enough patience and perseverance to overcome these difficulties. I may need to spend more time and money on study and training to gain relevant skills and experience. At the same time, I also need to face fierce competition and constantly improve my own strength in order to succeed in new industries.