https://github.com/termux/termux-packages/issues/14467
https://github.com/meganz/MEGAcmd/issues/507

--- a/sdk/include/megaapi_impl.h
+++ b/sdk/include/megaapi_impl.h
@@ -3296,7 +3296,7 @@
     // Get the actual buffer state for debugging purposes
     std::string bufferStatus() const;
 
-    static const unsigned int MAX_BUFFER_SIZE = 2097152;
+    static const unsigned int MAX_BUFFER_SIZE = (1 << 25);
     static const unsigned int MAX_OUTPUT_SIZE = MAX_BUFFER_SIZE / 10;
 
 private: