AT&T Device Help
v3.238.0 · 16.9 MB · code 210323800
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File information
UpdatedJul 30, 2024
PublishedFeb 17, 2023
Packagecom.att.dh
Versionv3.238.0 (210323800)
Size16.9 MB
MD5f59c87579b80ca5bb3c6cf8a9ee17fea
Min SDK25
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA11F:80:15:09:7F:7E:78:6D:31:DC:B3:CC:F6:9B:B7:2A:E5:BA:89:15
SignerCN=Unknown, OU="AT&T Services, Inc.", O="AT&T Services, Inc.", L=Unknown, ST=Unknown, C=US
Total downloads50,000,000
This version50,000,000
DeveloperAT&T Services, Inc.
Age ratingEveryone
What's new in v3.238.0
Bug fixes and CATO updates
Security scan
TRUSTED
- Developer signature verified 2024-07-30
- Signature SHA1 1F:80:15:09:7F:7E:78:6D:31:DC:B3:CC:F6:9B:B7:2A:E5:BA:89:15
- File MD5 f59c87579b80ca5bb3c6cf8a9ee17fea
How to install AT&T Device Help v3.238.0 on Android API 25+
Takes about 2 minutes. You'll need roughly 16.9 MB of free storage.
- Grab com.att.dh_210323800.apk — hit the Download button above (16.9 MB). If your browser warns about APK files, choose Keep or Download anyway — that warning fires on every APK, not just this one.
- Trust your browser to install — on Android 8+ go to Settings → Apps → Special access → Install unknown apps, pick the app you downloaded with (Chrome, Firefox, Files, etc.), and flip Allow from this source. On older Android, toggle Unknown sources under Security.
- (Optional) Verify the file — compute the MD5 of the downloaded APK and make sure it matches f59c87579b80ca5b…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.att.dh_210323800.apk in your Files app under Downloads, then tap it. Android's package installer will appear.
- Check the signer — the install screen will name the publisher. For this build it should read CN=Unknown, OU="AT&T Services, Inc.", O="AT&T Services, Inc.", L=Unknown, ST=Unknown, C=US. If it doesn't match, cancel — you have the wrong file.
- Review permissions & tap Install — scroll the permission list, then confirm. If Play Protect flags it, tap Install anyway (this APK was scanned as TRUSTED).
- Done — open AT&T Device Help — tap Open on the install screen, or find the AT&T Device Help icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for AT&T Device Help
- "App not installed" — usually means an older or differently-signed version is already on your device. Uninstall it first, then retry. Your data may be lost unless you back it up.
- "Parse error" — the APK is for a newer Android than yours. This version needs Android API 25 or later. Pick an older build from the versions list below.
- "There was a problem parsing the package" — the download was interrupted. Delete the file and re-download over Wi-Fi.
- Works on one phone but not another — this build ships x86/x86-64/armeabi-v7a/arm64-v8a native code. Devices with a different CPU will reject it.