PHD - Print Head Doctor
v1.0 · 1.6 MB · code 71
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File information
UpdatedJun 7, 2024
PublishedOct 29, 2020
Packagecom.printheaddoctor.phd
Versionv1.0 (71)
Size1.6 MB
MD5e138a263432c1b7c7e0a0bbb23f6183c
Min SDK21
Malware scanTRUSTED
Signature SHA121:32:38:6B:AE:54:DD:48:A6:1A:9B:70:1C:FA:B3:EB:14:70:D3:65
SignerO=Digital Sign Technologies, L=Toronto, ST=ON, C=01
Total downloads1,000
This version1,000
DeveloperDigital Sign Technologies Inc.
Age ratingEveryone
Security scan
TRUSTED
- Developer signature verified 2024-06-07
- Signature SHA1 21:32:38:6B:AE:54:DD:48:A6:1A:9B:70:1C:FA:B3:EB:14:70:D3:65
- File MD5 e138a263432c1b7c7e0a0bbb23f6183c
How to install PHD - Print Head Doctor v1.0 on Android 5.0 Lollipop+
Takes about 2 minutes. You'll need roughly 1.6 MB of free storage.
- Grab com.printheaddoctor.phd_71.apk — hit the Download button above (1.6 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 e138a263432c1b7c…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.printheaddoctor.phd_71.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 O=Digital Sign Technologies, L=Toronto, ST=ON, C=01. 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 PHD - Print Head Doctor — tap Open on the install screen, or find the PHD - Print Head Doctor icon in your app drawer.
Common install errors for PHD - Print Head Doctor
- "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 5.0 Lollipop 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.