A 40-year-old man has now been charged in connection with the murder of Margaret Robertson.
The 54-year-old's body was discovered on Friday 27 September at her home in the Promenade Court area of Aberdeen.
The man is expected to appear at Aberdeen Sheriff Court tomorrow (Friday 4 October).
Detective Inspector Gary Winter, of Police Scotland's Major Investigation Team, said: "Thank you to the members of the local community who have provided information and assistance in relation to our investigation - your help and support has been appreciated.
"A police presence will remain in the area while our enquiries continue and I would still encourage anyone with information to approach our officers if you think you can help.
"You can also contact Police Scotland on 101 quoting reference number 1735 of 27 September or e-mail a dedicated inbox at SCDHOLMESAberdeen@scotland.pnn.police.uk"