Otu esi enyocha:
1.Biko tinye koodu nchekwa n'okpuru.
* Chọta akara ngosi wee kpochapụ mkpuchi ya iji nweta koodu nchekwa.
2. Jiri ekwentị gị nyochaa koodu QR nke ọma ka ị nweta nsonaazụ ya:
Kedu ka esi enweta koodu nchekwa?
Ị nwere ike ịchọta akwụkwọ mmado nke izi ezi na nkwakọ ngwaahịa, biko
jiri nwayọọ nwayọọ wepụ mkpuchi ahụ ka ị nweta koodu nkwenye nke eziokwu.
