Find phone issue about switching my android galaxy A02s to Linux computer

Need some answers about Linux computer taking over my galaxy A02s on find my device my Galaxy a02s has switch my device over to Linux I'm at a point right now of just deciding whether it's a security measure my phone being hacked or what not but I already deleted it numerous of times and it keeps coming back to see me back over to Linux I called Samsung support and they said that my phone was okay and that it was probably an old user account on my phone that is switched over on accident sometimes it happens and it switched it over to the old user Linux account they showed me that my phone was say but I don't understand this I can't find it anywhere I found it on the web something saying that if something is new. Measure that Google or whatever had to do with me but I don't know