*******ive software on 2021 renault kwid new spec on fuel guage

I bought a 2021 renault kwid dynamique 1.0 new spec the 3rd of March 2021,all good taking the kwid, the 14th of April 2021 reused that the fuel Guage was resetting itself twice after putting in fuel on the first click, then reset again for no reason that means that the software is *******, went to the dealership they told me I was the 3rd person to COMPLAIN waiting on renault south africa to sent software to fix this - this is JOKE rite, my car is 4 months old and they new about - not telling the purchaser- Would like to know itsnt this like frauldulant selling a car if you new that there was problem with those kwids with those Vin numbers, nothing being done about this - well I am not leaving this - I want a solution - Better take notice of this - my previous renault I was blown of by renault south africa - advise asap what is being done about this, this time is no joke - SOLVE THIS