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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
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Libraries developers questions
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8.1K
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8.1K
Java Question
First mistake when recompiling an old project
Mar 2, 2026
Sergio Castellari
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theme.hidden not found after updating to B4A 13.4
marcick
Jul 16, 2025
2
Answers
24
Views
4K
Aug 3, 2025
Erel
Como colocar tela cheia em video auto play?
alisson10000
Aug 2, 2025
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0
Views
355
Aug 2, 2025
alisson10000
Error?
Guenter Becker
Aug 2, 2025
Answers
4
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912
Aug 2, 2025
DonManfred
Solved
where do I find SLC.jar ?
andredamen
Aug 2, 2025
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1
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589
Aug 2, 2025
DonManfred
B4x Pages - Process won't stop running after closing and restarting app
EstasPerplejo
Jul 28, 2025
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10
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1K
Aug 2, 2025
EstasPerplejo
A
Crash on App Launch: NoSuchFieldError in androidx.core.R$id.tag_compat_insets_dispatch after updating to B4A 13.40
aDuffbartman
Jul 31, 2025
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1
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668
Aug 2, 2025
Hilton
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A
Trying to use Phone events; unknown type
AdorableApple
Jul 27, 2025
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2
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413
Aug 1, 2025
AdorableApple
A
BleManager2.Connect2 ... AUTOCONNECT=DISSABLING ... sometimes not connect device
scsjc
Dec 3, 2023
Answers
5
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2K
Aug 1, 2025
tahap6
J
How to get ImageView using GetView?
Jerryk
Jul 31, 2025
Answers
3
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680
Aug 1, 2025
klaus
Solved
[ Solved]How to code StyleFont from Truetype font
Theera
Jul 31, 2025
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7
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1K
Aug 1, 2025
Theera
b4a.jar missing
andredamen
Jul 31, 2025
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2
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713
Jul 31, 2025
andredamen
Solved
Localization in B4XPages
Sergey_New
Jul 30, 2025
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12
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1K
Jul 31, 2025
aeric
Android35 and Google Play Consolle
Sganga61
Jul 31, 2025
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5
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918
Jul 31, 2025
Sganga61
[solved] Local background notification / android 16
voxel
Jul 20, 2025
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1K
Jul 31, 2025
voxel
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Store fast-arriving data locally
Mike1970
Jul 29, 2025
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1K
Jul 31, 2025
Mike1970
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How to use b4a to use barcode scanner
Makumbi
Jul 31, 2025
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1
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589
Jul 31, 2025
Erel
M
Reading folder structure and getting file info
Mark Stuart
Jul 30, 2025
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3
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669
Jul 30, 2025
Cableguy
C
How to convert a sbn.notification to save do a database (as string?) and revert it back to a notification
Chicao99
Jul 30, 2025
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3
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503
Jul 30, 2025
aeric
D
Solved
Push notification - Sending to one device (with the new Firebase API).
davemorris
Jul 28, 2025
Answers
7
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2K
Jul 30, 2025
davemorris
D
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Solved
AutoScale on views created by code?
Jerryk
Jul 28, 2025
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5
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1K
Jul 30, 2025
klaus
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