Nebraska
v3.9.5 · 5.1 MB · code 5528
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File information
UpdatedApr 12, 2026
PublishedJul 9, 2021
Packagecom.blackboard.android.central.unl
Versionv3.9.5 (5528)
Size5.1 MB
MD5cfd977f37b2b091d456e42822d62c126
Min SDK26
Malware scanTRUSTED
Signature SHA1F4:68:E4:A1:EE:63:E6:4D:30:FE:4A:A6:95:33:E0:63:FE:83:DF:ED
SignerCN=Eric Denman, OU=Blackboard Mobile, O=Blackboard, L=San Francisco, ST=CA, C=US
Total downloads10,000
This version10,000
DeveloperUniversity of Nebraska, Lincoln
Age ratingEveryone
What's new in v3.9.5
Add safety emergency contacts. Bug fixes.
Security scan
TRUSTED
- Developer signature verified 2026-04-12
- Signature SHA1 F4:68:E4:A1:EE:63:E6:4D:30:FE:4A:A6:95:33:E0:63:FE:83:DF:ED
- File MD5 cfd977f37b2b091d456e42822d62c126
How to install Nebraska v3.9.5 on Android 8.0 Oreo+
Takes about 2 minutes. You'll need roughly 5.1 MB of free storage.
- Grab com.blackboard.android.central.unl_5528.apk — hit the Download button above (5.1 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 cfd977f37b2b091d…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.blackboard.android.central.unl_5528.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=Eric Denman, OU=Blackboard Mobile, O=Blackboard, L=San Francisco, ST=CA, 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 Nebraska — tap Open on the install screen, or find the Nebraska icon in your app drawer.
Common install errors for Nebraska
- "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 8.0 Oreo 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.