## Maintenance
If you need new ink, don't buy HP ink. There are cheaper alternatives such as [952 XL Ink on Amazon](WOKOK Remanufactured Ink Cartridge Replacement for HP 952 XL 952XL use with OfficeJet Pro 8710 8720 8730 7740 8740 7720 8715 8725 8728 8702 8210 Printer (1 Black, 1 Cyan, 1 Magenta, 1 Yellow, 4-Pack) https://www.amazon.com/dp/B08P412CGM/ref=cm_sw_r_cp_api_glc_fabc_gY1aGbD1KTEV2?_encoding=UTF8&psc=1). Some off-brand inks __don’t work__ such as [this one](https://www.amazon.com/OfficeWorld-952XL-Cartridges-Combo-Pack/dp/B08F2CBQDB/ref=sr_1_21_sspa?crid=2GK9D4PUKVQ7P&dchild=1&keywords=hp+952+ink+cartridges&qid=1599573448&sprefix=hp+952+ink+%2Caps%2C911&sr=8-21-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEyM0xTVkU5N1c1SFNEJmVuY3J5cHRlZElkPUEwNDkxMDk0MUExT0xDSzIySEhMSSZlbmNyeXB0ZWRBZElkPUEwNzkyNjIxMVVIRVNLN1pTSkVOSSZ3aWRnZXROYW1lPXNwX210ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=).
## Troubleshooting