We use Passolo 2018 to manage translations of TS source files. These files are currently 2MB and create/update string list sometimes appears to freeze. What is the maxium recommended file size of TS source files in Passolo?

We use Passolo 2018 to manage translations of TS source files. These files are currently 2MB and create/update string list sometimes appears to freeze. What is the maxium recommended file size of TS source files in Passolo?