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ArGest® LTO Tape & Disk Storage

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COVID 19 Support Changes


Your support requests are very important to us. Unfortunately, the ease of inter-team communication that having our staff in a single working environment has now, once again, been dissrupted. While we will continue to d o our best to support you, there are times when the delay in response or resolution may take far longer than expected.


Because access to our office internet and phone systems has become difficult because of regional internet traffic increases and vandalism within our office park, he have created a temporary support email:



Please use this email address as this will be the first layer of support communications until the issues caused by the COVID restrictions are resolved


June 30, 2020, macOS 10.15 Big Sur notice


Dear macOS users - at this time, Apple's macOS "Big Sur" is in very early beta and prerelease status. This means that some or all features of our ArGest/BRU application and tools might not work as expected.  While we are following this release progress very closely, please do not attempt to use ArGest/BRU within a Big Sur environment unless you are prepared for unexpected functional issues and even crashing of the application.


Once Big Sur nears its planned October release date, we will be more aware of what changes we may need to make in ArGest/BRU to function properly under the Big Sur. environment.

Any guidance or direction TOLIS Group provides to you will only be based on the information provided by you to us as our customer. Many factors in your environment are unknown to TOLIS Group and can affect advice, problems, outcomes, or recommended solutions. TOLIS Group cannot and will not accept any culpability or responsibility due to potential omissions. Also, be advised that technology changes. As a result of these changes in technology, products you are using might be affected both directly and indirectly. TOLIS Group cannot and will not be responsible or liable for any consequences that can occur due to any change in technology, or in conjunction with the use of information provided by TOLIS Group under these circumstances. Proceeding with communications, orders, and interactions between yourself and TOLIS Group is indication that you understand and agree with this statement.   For complete warranty, legal, and return policy notices, please visit


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