Yi amfani da na'urar daukar hoto ta QR code ta kan layi don duba lambar QR akan allon lantarki (kamar monitor na kwamfuta, ƙaramin allo na wayar hannu, ko yanayin tablet). Ana iya amfani da hanyoyin masu zuwa. Kula da warware matsalolin yanayi na musamman kamar nuna allo da tsangwama na pixel:
Hanya ta 1: Dubawa kai tsaye tare da kayan aikin yanar gizo (ana ba da shawarar)
Yanayin da za a iya amfani da shi: wayoyin hannu/tablets suna duba kwamfuta, TV, da sauransu allo
Bude mai dubawa ta kan layi
Rubuta Online-QR-Scanner.com a cikin browser na na'urar
Bada izinin kyamara
Danna maballin Dubawa → Bada damar shiga kyamara
Nufin lambar QR akan allo
Ci gaba da wayar daidai da allo, 15-20cm nesa
Daidaita kusurwa don guje wa nuna hotuna (kamar karkatar da wayar 30°)
Danna Yanayin Haɓakawa a cikin kayan aikin yanar gizo (idan akwai) don rage tsangwama na moiré
Hanya ta 2: Dauki hoton allo kuma ku ɗora shi don ganewa
Yanayin da za a iya amfani da shi: lambobin QR akan monitors na kwamfuta, allunan da ba su da haske
Dauki hoton allo
Windows: Win+Shift+S / Mac: Cmd+Shift+4 Zaɓi yankin lambar QR
Loda zuwa mai duba lambar QR ta kan layi
Danna Loda hoto akan shafin yanar gizon mai dubawa → Zaɓi fayil ɗin hoton allo
Kai tsaye sarrafa abun ciki (yana tallafawa JPG, PNG, GIF, SVG, WEBP, BMP da sauran tsare-tsare)
Hanya ta 3: Dubawa mai sauri tsakanin na'urori (babu buƙatar hoton allo)
Yanayin da za a iya amfani da shi: Wayar hannu A tana duba lambar QR akan wayar hannu B
Bude gidan yanar gizon mai duba lambar QR ta kan layi akan na'urar B (yana nuna lambar QR)
Danna Samar da shafin dubawa → Samar da hanyar haɗin dubawa ta ɗan lokaci Online-QR-Scanner.com
Na'urar A tana shiga wannan hanyar haɗin → Kai tsaye tana kiran kyamara don duba allon na'urar B