Yep. Log into your account at my.roko.com, scroll down on the page and unlink the unit in question. She'll need to create her own Roku account and active this unit on it.
- Roku Streaming Stick +, 3810X, Ser YH0059427035, wifi - Samsung UN55ES6100
- Roku Streaming Stick, 3600X, Ser 5S56D8240827, wifi - JVC EM37T
- TCL Roku TV 43S425/C107X, Ser X000001R60KV, wifi