clean the physical ink pads. If you do not clean or replace the pads, excess ink may eventually leak and damage your printer. Verified Methods to Reset the L4150
When searching for a "verified" download, you must be extremely cautious. The official Epson Adjustment Program is not public software; it is restricted to authorized service centers.
Epson L4150 Adjustment Program: Download, Reset, and Fixing Service Required Error epson adjustment program l4150 download verified
" Connect the printer and disable antivirus. Step 2: Extract the downloaded .rar file using the password itkoding.com . Step 3: Inside, you'll find app and key folders. Go to app and run AdjProg L4150-L4160.exe as an administrator . Step 4: A window will appear showing your Hardware ID. Do not close it. Step 5: Go to the key folder and run WLGen_L4150 L4160 RSTFULL.exe as an administrator . Step 6: Go to License Manager > Add License . Enter any name and company, paste your Hardware ID, save, and create a license key. Step 7: Copy the generated key files into the app folder. Step 8: Relaunch AdjProg as administrator. It will now open fully without errors."
To prevent the reset tool from being mistakenly blocked by your security software, temporarily disable your antivirus and any firewall. Remember to re-enable them immediately after the reset is complete. clean the physical ink pads
To give you a better idea of what to expect from a third-party download, here is a real example of the process on itkoding.com:
The primary function to clear the "service required" error. Nozzle Check & Head Cleaning: Advanced cleaning routines. Print Head Alignment: For fixing print quality issues. EEPROM Dump & Restore: Backup/restore printer settings. ⚠️ Important Warning: Verified Download vs. Malware The official Epson Adjustment Program is not public
Every time your printer cleans its printhead, excess ink pumps into physical absorbent pads inside the machine.
Right-click your downloaded ZIP/RAR file and select using tools like WinRAR or 7-Zip. If prompted for a password, look closely at the source download page (common universal passwords include 123 , reset , or the domain name of the hosting site). 2. Launch as Administrator
Avoid sketchy pop-up sites. Look for verified zip files shared on reputable technician blogs, printing forums, or archive platforms that verify file hashes.