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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
B4A
(free) - Android development
B4J
(free) - Desktop and Server development
B4i
- iOS development
B4R
(free) - Arduino, ESP8266 and ESP32 development
All developers, with any skill level, are welcome to
join the B4X community
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B4A - Android
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Android Questions
Please post any technical question in this forum.
Libraries developers questions
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8.1K
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Java Question
First mistake when recompiling an old project
Monday at 11:12 PM
Sergio Castellari
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D
Google Maps Ideal zoom
Davisbc
Sunday at 12:51 AM
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2
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161
Sunday at 3:17 AM
Davisbc
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Re-Iniciando con B4X despues de 3 años
Sergio Castellari
Friday at 9:04 PM
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8
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306
Saturday at 1:28 PM
Sergio Castellari
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windowOptOutEdgeToEdgeEnforcement' not found
sigster
Friday at 8:23 PM
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1
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171
Friday at 8:50 PM
DonManfred
R
Get location data (lat and lng) from .mp4 file
RB Smissaert
Feb 25, 2026
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575
Feb 26, 2026
TILogistic
SuperToolTips
ALBRECHT
May 12, 2020
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6K
Feb 26, 2026
Mashiane
Dim m As Matcher = Regex.Matcher("([+-]\d+\.\d+)", location)
Situ LLC
Feb 26, 2026
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0
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164
Feb 26, 2026
Situ LLC
C
Best practice for conditional B4XPages initialization (Login/Registration flow)
carlbertmx
Feb 23, 2026
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7
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460
Feb 25, 2026
carlbertmx
C
(B4X)Help Transferring data between Android and Windows/Windows and Android (B4J/B4A)
MrKim
Feb 25, 2026
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1
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182
Feb 25, 2026
DonManfred
B4X Pages bug?
ilan
Feb 25, 2026
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5
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396
Feb 25, 2026
Erel
Unknown member: initialize
tsteward
Feb 25, 2026
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3
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213
Feb 25, 2026
aeric
Google Play Account Terminated After App Transfer Between Personal and Organization Accounts
avivd
Feb 16, 2026
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824
Feb 25, 2026
avivd
B4Xpages, Firebase Messaging and StartAtBoot
Kevin Hartin
Feb 23, 2026
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284
Feb 25, 2026
Kevin Hartin
samsung - SM-X210 - android 16 sdk 36 sqlite database problems
Robert Valentino
Feb 23, 2026
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344
Feb 24, 2026
Robert Valentino
P
How to launch app in work profile?
plager
Feb 22, 2026
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435
Feb 24, 2026
plager
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Locked
[Action Recommended] Update to latest renderer for the Maps SDK for Android
Filippo
Feb 21, 2024
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Feb 24, 2026
Erel
How do I install the app on an older Android device?
rtek1000
Feb 23, 2026
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187
Feb 23, 2026
Peter Simpson
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MediaPlayer - delay between repetative MP.play
Declan
Feb 22, 2026
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246
Feb 23, 2026
Declan
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D
Tall canvas in ScrollView
DIYRicey
Feb 17, 2026
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472
Feb 22, 2026
DIYRicey
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How to change TextSize Dialog [Solved]
AHilberink
Feb 21, 2026
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2
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302
Feb 22, 2026
AHilberink
N
Orientation support by B4XPages
Nitin Joshi
Feb 21, 2026
Answers
3
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307
Feb 22, 2026
Nitin Joshi
N
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