I want to keep my Tesco mobile old number

[Geminij7085]

I want to keep my tesco old number what I have to do

[dalyer]

If you mean that you want to port your Tesco number over to your 48 SIM/account then see here: 

• https://community.48.ie/t5/The-Knowledge-Base/Getting-Started-Moving-Your-Number/ta-p/53100

If you mean something else then please clarify further. 

If you need to contact 48 support about this then see the links in my signature below.