[Feature]: 存储目录

[MissGS]

Problem or limitation

软件默认下载目录是c盘并且不可修改 请问可以修改一下吗

Proposed solution

比如支持缓存到d盘

Alternatives considered

No response

Area

Frontend / UI

Use case

c盘可能会满

Contribution intent

• I would be interested in working on this feature.
• I am willing to help validate or test this feature.

Before submitting

• I searched existing issues and did not find an obvious duplicate.