Refer to the software manual, سپس contact us via the "Wisdom Valley" (智慧谷星球) WeChat Official Account, or email us.
The software uses a subscription model. Click your user avatar in the bottom-left corner of the app to enter the "User Information" screen, select "View Subscription Plans," and follow the instructions.

No. An active internet connection is required, especially for features that leverage Large Language Models (LLMs).
We have successfully tested files up to 1 hour, 53 minutes, and 47 seconds. An MP4 file of 729 MB (with an 88 MB MP3 audio extraction) worked flawlessly with the gpt-4.1 model.
It is recommended but not mandatory. If no LLM is configured, the software will automatically skip steps dependent on it. This will disable advanced features such as auto-correction, paragraph optimization, and translation.
You can browse the SiliconFlow model marketplace and search for "Free" models. For best results, we recommend models with at least 7B parameters, such as tencent/Hunyuan-MT-7B, deepseek-ai/DeepSeek-R1-Qwen-8B, or Qwen/Qwen2.5-7B. If performance is unsatisfactory, consider using larger, paid models like deepseek-ai/DeepSeek-V3 or DeepSeek-R1.