Locking syncing during critical processes prevents cloud storage services from automatically transferring files while a high-resource task runs. This differs from routine syncing by deliberately halting background uploads/downloads that could conflict with operations demanding full system resources. For example, during video export, syncing could cause instability, file corruption, or significant slowdowns if both compete for bandwidth and CPU access.

In video editing, applications like Adobe Premiere or Final Cut Pro require substantial system resources when exporting final projects; locking sync ensures uninterrupted processing. Data analysis or simulation software processing large datasets also benefits when preventing services like Dropbox or OneDrive from consuming bandwidth or disk access during computation phases.

The primary advantage is avoiding workflow disruption and potential file loss during critical operations. Limitations include the risk of forgetting to re-enable syncing afterward, which could delay file backups or collaboration. Some platforms offer 'pause syncing' features, often requiring manual user intervention. Future developments may include smarter automatic detection of intensive tasks to pause syncing, improving convenience and reducing user error.