Software Compatibility

The following charts depict which operating systems Myron L Company applications are compatible with.

PTBTX2 Compatibility with Mobile Operating Systems

PTBTX2 vs. iOS Compatibility
Status	iOS
Not Supported	iPhone iOS 14 and earlier
SUPPORTED	iOS 15 through 18
SUPPORTED	iOS 26

PTBTX2 vs. Android OS Compatibility¹
Status	Android OS
Not Supported	Android OS 11 (API 30) and earlier
SUPPORTED	Android 12 (API 31) & 14 (API 34)
SUPPORTED	Android 15 (API 35)²
SUPPORTED	Android 16 (API 36)³
Beta Test	Android 17 (API 37)

¹Android operating systems do operate differently depending on the specific brand and model of your device. To verify that your device is able to download and install the Myron L^® Company PTBTX2™ application:
1) Open the Google Play store.
2) Search for “PTBTX2”. If you can’t find it, your Device and OS are NOT supported.
3) Install the App.
4) Open the App. If the App opens, your Device and OS are supported.
²For Samsung devices: Requires One UI 7.0
³For Samsung devices: Requires One UI 8.0

Guardian² Compatibility with Computer Operating Systems

Guardian² vs. macOS Compatibility
Status	macOS	Version/s
Not Supported	Mac OS ALL Versions	10.0.4 through 10.6.8
Not Supported	OS X All Versions	10.7.5 through 10.11.6
Not Supported	macOS Sierra through Big Sur	10.12.6 through 11.7.10
SUPPORTED	macOS Monterey	12
SUPPORTED	macOS Ventura	13
SUPPORTED	macOS Sonoma	14
SUPPORTED	macOS Sequoia	15
Not Supported – under review	macOS Tahoe	26

Guardian² vs. MS Windows Compatibility
Status	Windows OS	Version/s
Not Supported	All MS Windows versions prior to 2015
SUPPORTED	Windows 10 All Versions	1803 through 22H2
SUPPORTED	Windows 11 All Versions	21H2 through 24H2

Send Us A Message

Send us a message directly through our website.

Founded in 1957, the Myron L^® Company is one of the leading manufacturers of water quality management instruments in the world.

Warranty & Service Policy

Contact

2450 Impala Drive
Carlsbad, CA 92010-7226

Tel.: 1-760-438-2021
Fax: 1-760-931-9189

[email protected]

Warning

These products can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.