step 1:open android studio and drag your project and paste in android studio
Step 2: click open for editing in android studio shown in below figure
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Step 3:now your project starts to build you can check it by clicking in build in bottom taskbar
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Step 4:after build finish click or expand gradle script–click build gradle and change flutter version code from 1 to 2 if its 2 then change to 3 just increment it by one and also change flutterversion name from 1.0 to 1.1 or 1.2 that shown in below figure
click sync now==>
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Step 5: click build in top menu bar then click generate signed bundle key after clicking it click next don ‘t select anything like apk radio button simply click next
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Step 6: click chooses existing–select holidaylandmark credential keystore-> expand–> select keystore.jsk
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in key alias ==select or browse and select key 0
then browse encrypted key export path and browse and select project name holidaylandmark
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Step 8: then click next–>select release—>click finish
next click generate signed bundle then click locate
after click locate you will reach the realease apk file where it is located
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Step 9:then
drag app-release.aab and click production–>click edit release–>
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