Game and game liquor thohoyandou worse service I have ever received

On the 27th June 2021 I went to game and game liquor thohoyandou to buy Nokia 1.4 cellphone but the phone had technical problems it didn't work according to my expectations now on the 3rd of of July 2021 I had to return it back but the service that am getting is not wat I was expecting they told me to wait for 21 days with out having my phone of which I don't think its fair cos no one ever told me that if the phone doesn't work it's gona be my problem now I have stuck o paid for cell phone which am not using as if it's my problem that I does not work worst part of all when I return my phone they told me to write it in English I don't know how to explain what my phone is doing in English and when I bought no one communicate with me in English I don't know why I have to return it in English where as I bought it in Tshivenda am angry about the service that am getting in game and game liquor thohoyandou to me I feel being disrespected all need its cell phone that is working that's after all I paid for the phone I don't know why I should beg for something that I have already paid 21 days for me its not fair because I have already paid